2019927520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 192

約数和(自身を含む): 5329001664

約数和(自身を除く): 3309074144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 65, 73, 80, 104, 106, 130, 146, 160, 208, 212, 251, 260, 265, 292, 365, 416, 424, 502, 520, 530, 584, 689, 730, 848, 949, 1004, 1040, 1060, 1168, 1255, 1378, 1460, 1696, 1898, 2008, 2080, 2120, 2336, 2510, 2756, 2920, 3263, 3445, 3796, 3869, 4016, 4240, 4745, 5020, 5512, 5840, 6526, 6890, 7592, 7738, 8032, 8480, 9490, 10040, 11024, 11680, 13052, 13303, 13780, 15184, 15476, 16315, 18323, 18980, 19345, 20080, 22048, 26104, 26606, 27560, 30368, 30952, 32630, 36646, 37960, 38690, 40160, 50297, 52208, 53212, 55120, 61904, 65260, 66515, 73292, 75920, 77380, 91615, 100594, 104416, 106424, 110240, 123808, 130520, 133030, 146584, 151840, 154760, 172939, 183230, 201188, 212848, 238199, 251485, 261040, 266060, 293168, 309520, 345878, 366460, 402376, 425696, 476398, 502970, 522080, 532120, 586336, 619040, 691756, 732920, 804752, 864695, 952796, 971119, 1005940, 1064240, 1190995, 1383512, 1465840, 1609504, 1729390, 1905592, 1942238, 2011880, 2128480, 2381990, 2767024, 2931680, 3458780, 3811184, 3884476, 4023760, 4763980, 4855595, 5534048, 6917560, 7622368, 7768952, 8047520, 9527960, 9711190, 12624547, 13835120, 15537904, 19055920, 19422380, 25249094, 27670240, 31075808, 38111840, 38844760, 50498188, 63122735, 77689520, 100996376, 126245470, 155379040, 201992752, 252490940, 403985504, 504981880, 1009963760, 2019927520]

約数ペア:

[(1, 2019927520), (2, 1009963760), (4, 504981880), (5, 403985504), (8, 252490940), (10, 201992752), (13, 155379040), (16, 126245470), (20, 100996376), (26, 77689520), (32, 63122735), (40, 50498188), (52, 38844760), (53, 38111840), (65, 31075808), (73, 27670240), (80, 25249094), (104, 19422380), (106, 19055920), (130, 15537904), (146, 13835120), (160, 12624547), (208, 9711190), (212, 9527960), (251, 8047520), (260, 7768952), (265, 7622368), (292, 6917560), (365, 5534048), (416, 4855595), (424, 4763980), (502, 4023760), (520, 3884476), (530, 3811184), (584, 3458780), (689, 2931680), (730, 2767024), (848, 2381990), (949, 2128480), (1004, 2011880), (1040, 1942238), (1060, 1905592), (1168, 1729390), (1255, 1609504), (1378, 1465840), (1460, 1383512), (1696, 1190995), (1898, 1064240), (2008, 1005940), (2080, 971119), (2120, 952796), (2336, 864695), (2510, 804752), (2756, 732920), (2920, 691756), (3263, 619040), (3445, 586336), (3796, 532120), (3869, 522080), (4016, 502970), (4240, 476398), (4745, 425696), (5020, 402376), (5512, 366460), (5840, 345878), (6526, 309520), (6890, 293168), (7592, 266060), (7738, 261040), (8032, 251485), (8480, 238199), (9490, 212848), (10040, 201188), (11024, 183230), (11680, 172939), (13052, 154760), (13303, 151840), (13780, 146584), (15184, 133030), (15476, 130520), (16315, 123808), (18323, 110240), (18980, 106424), (19345, 104416), (20080, 100594), (22048, 91615), (26104, 77380), (26606, 75920), (27560, 73292), (30368, 66515), (30952, 65260), (32630, 61904), (36646, 55120), (37960, 53212), (38690, 52208), (40160, 50297)]