20501490680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{443}}^1$

素因数の和:774

約数の個数: 256

約数和(自身を含む): 55931212800

約数和(自身を除く): 35429722120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 85, 88, 92, 110, 115, 136, 170, 184, 187, 220, 230, 253, 269, 340, 374, 391, 440, 443, 460, 506, 538, 680, 748, 782, 886, 920, 935, 1012, 1076, 1265, 1345, 1496, 1564, 1772, 1870, 1955, 2024, 2152, 2215, 2530, 2690, 2959, 3128, 3544, 3740, 3910, 4301, 4430, 4573, 4873, 5060, 5380, 5918, 6187, 7480, 7531, 7820, 8602, 8860, 9146, 9746, 10120, 10189, 10760, 11836, 12374, 14795, 15062, 15640, 17204, 17720, 18292, 19492, 20378, 21505, 22865, 23672, 24365, 24748, 29590, 30124, 30935, 34408, 36584, 37655, 38984, 40756, 43010, 45730, 48730, 49496, 50303, 50945, 59180, 60248, 61870, 68057, 75310, 81512, 82841, 86020, 91460, 97460, 100606, 101890, 105179, 112079, 118360, 119167, 123740, 136114, 150620, 165682, 172040, 173213, 182920, 194920, 201212, 203780, 210358, 224158, 238334, 247480, 251515, 272228, 301240, 331364, 340285, 346426, 402424, 407560, 414205, 420716, 448316, 476668, 503030, 525895, 544456, 560395, 595835, 662728, 680570, 692852, 828410, 841432, 866065, 896632, 953336, 1006060, 1051790, 1120790, 1156969, 1191670, 1310837, 1361140, 1385704, 1656820, 1732130, 1905343, 2012120, 2025839, 2103580, 2241580, 2313938, 2383340, 2621674, 2722280, 2740841, 3313640, 3464260, 3810686, 4051678, 4207160, 4483160, 4627876, 4766680, 5243348, 5481682, 5784845, 6554185, 6928520, 7621372, 8103356, 9255752, 9526715, 10129195, 10486696, 10963364, 11569690, 13108370, 13704205, 15242744, 16206712, 19053430, 20258390, 21926728, 22284229, 23139380, 26216740, 27408410, 30149251, 38106860, 40516780, 44568458, 46278760, 46594297, 52433480, 54816820, 60298502, 76213720, 81033560, 89136916, 93188594, 109633640, 111421145, 120597004, 150746255, 178273832, 186377188, 222842290, 232971485, 241194008, 301492510, 372754376, 445684580, 465942970, 512537267, 602985020, 891369160, 931885940, 1025074534, 1205970040, 1863771880, 2050149068, 2562686335, 4100298136, 5125372670, 10250745340, 20501490680]

約数ペア:

[(1, 20501490680), (2, 10250745340), (4, 5125372670), (5, 4100298136), (8, 2562686335), (10, 2050149068), (11, 1863771880), (17, 1205970040), (20, 1025074534), (22, 931885940), (23, 891369160), (34, 602985020), (40, 512537267), (44, 465942970), (46, 445684580), (55, 372754376), (68, 301492510), (85, 241194008), (88, 232971485), (92, 222842290), (110, 186377188), (115, 178273832), (136, 150746255), (170, 120597004), (184, 111421145), (187, 109633640), (220, 93188594), (230, 89136916), (253, 81033560), (269, 76213720), (340, 60298502), (374, 54816820), (391, 52433480), (440, 46594297), (443, 46278760), (460, 44568458), (506, 40516780), (538, 38106860), (680, 30149251), (748, 27408410), (782, 26216740), (886, 23139380), (920, 22284229), (935, 21926728), (1012, 20258390), (1076, 19053430), (1265, 16206712), (1345, 15242744), (1496, 13704205), (1564, 13108370), (1772, 11569690), (1870, 10963364), (1955, 10486696), (2024, 10129195), (2152, 9526715), (2215, 9255752), (2530, 8103356), (2690, 7621372), (2959, 6928520), (3128, 6554185), (3544, 5784845), (3740, 5481682), (3910, 5243348), (4301, 4766680), (4430, 4627876), (4573, 4483160), (4873, 4207160), (5060, 4051678), (5380, 3810686), (5918, 3464260), (6187, 3313640), (7480, 2740841), (7531, 2722280), (7820, 2621674), (8602, 2383340), (8860, 2313938), (9146, 2241580), (9746, 2103580), (10120, 2025839), (10189, 2012120), (10760, 1905343), (11836, 1732130), (12374, 1656820), (14795, 1385704), (15062, 1361140), (15640, 1310837), (17204, 1191670), (17720, 1156969), (18292, 1120790), (19492, 1051790), (20378, 1006060), (21505, 953336), (22865, 896632), (23672, 866065), (24365, 841432), (24748, 828410), (29590, 692852), (30124, 680570), (30935, 662728), (34408, 595835), (36584, 560395), (37655, 544456), (38984, 525895), (40756, 503030), (43010, 476668), (45730, 448316), (48730, 420716), (49496, 414205), (50303, 407560), (50945, 402424), (59180, 346426), (60248, 340285), (61870, 331364), (68057, 301240), (75310, 272228), (81512, 251515), (82841, 247480), (86020, 238334), (91460, 224158), (97460, 210358), (100606, 203780), (101890, 201212), (105179, 194920), (112079, 182920), (118360, 173213), (119167, 172040), (123740, 165682), (136114, 150620)]