20622784080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{4127}}^1$

素因数の和:4633

約数の個数: 160

約数和(自身を含む): 65454096384

約数和(自身を除く): 44831312304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 443, 470, 564, 705, 752, 886, 940, 1128, 1329, 1410, 1772, 1880, 2215, 2256, 2658, 2820, 3544, 3760, 4127, 4430, 5316, 5640, 6645, 7088, 8254, 8860, 10632, 11280, 12381, 13290, 16508, 17720, 20635, 20821, 21264, 24762, 26580, 33016, 35440, 41270, 41642, 49524, 53160, 61905, 62463, 66032, 82540, 83284, 99048, 104105, 106320, 123810, 124926, 165080, 166568, 193969, 198096, 208210, 247620, 249852, 312315, 330160, 333136, 387938, 416420, 495240, 499704, 581907, 624630, 775876, 832840, 969845, 990480, 999408, 1163814, 1249260, 1551752, 1665680, 1828261, 1939690, 2327628, 2498520, 2909535, 3103504, 3656522, 3879380, 4655256, 4997040, 5484783, 5819070, 7313044, 7758760, 9141305, 9310512, 10969566, 11638140, 14626088, 15517520, 18282610, 21939132, 23276280, 27423915, 29252176, 36565220, 43878264, 46552560, 54847830, 73130440, 85928267, 87756528, 109695660, 146260880, 171856534, 219391320, 257784801, 343713068, 429641335, 438782640, 515569602, 687426136, 859282670, 1031139204, 1288924005, 1374852272, 1718565340, 2062278408, 2577848010, 3437130680, 4124556816, 5155696020, 6874261360, 10311392040, 20622784080]

約数ペア:

[(1, 20622784080), (2, 10311392040), (3, 6874261360), (4, 5155696020), (5, 4124556816), (6, 3437130680), (8, 2577848010), (10, 2062278408), (12, 1718565340), (15, 1374852272), (16, 1288924005), (20, 1031139204), (24, 859282670), (30, 687426136), (40, 515569602), (47, 438782640), (48, 429641335), (60, 343713068), (80, 257784801), (94, 219391320), (120, 171856534), (141, 146260880), (188, 109695660), (235, 87756528), (240, 85928267), (282, 73130440), (376, 54847830), (443, 46552560), (470, 43878264), (564, 36565220), (705, 29252176), (752, 27423915), (886, 23276280), (940, 21939132), (1128, 18282610), (1329, 15517520), (1410, 14626088), (1772, 11638140), (1880, 10969566), (2215, 9310512), (2256, 9141305), (2658, 7758760), (2820, 7313044), (3544, 5819070), (3760, 5484783), (4127, 4997040), (4430, 4655256), (5316, 3879380), (5640, 3656522), (6645, 3103504), (7088, 2909535), (8254, 2498520), (8860, 2327628), (10632, 1939690), (11280, 1828261), (12381, 1665680), (13290, 1551752), (16508, 1249260), (17720, 1163814), (20635, 999408), (20821, 990480), (21264, 969845), (24762, 832840), (26580, 775876), (33016, 624630), (35440, 581907), (41270, 499704), (41642, 495240), (49524, 416420), (53160, 387938), (61905, 333136), (62463, 330160), (66032, 312315), (82540, 249852), (83284, 247620), (99048, 208210), (104105, 198096), (106320, 193969), (123810, 166568), (124926, 165080)]