20464977480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{137867}}^1$

素因数の和:139118

約数の個数: 64

約数和(自身を含む): 61445010240

約数和(自身を除く): 40980032760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1237, 2474, 3711, 4948, 6185, 7422, 9896, 12370, 14844, 18555, 24740, 29688, 37110, 49480, 74220, 137867, 148440, 275734, 413601, 551468, 689335, 827202, 1102936, 1378670, 1654404, 2068005, 2757340, 3308808, 4136010, 5514680, 8272020, 16544040, 170541479, 341082958, 511624437, 682165916, 852707395, 1023248874, 1364331832, 1705414790, 2046497748, 2558122185, 3410829580, 4092995496, 5116244370, 6821659160, 10232488740, 20464977480]

約数ペア:

[(1, 20464977480), (2, 10232488740), (3, 6821659160), (4, 5116244370), (5, 4092995496), (6, 3410829580), (8, 2558122185), (10, 2046497748), (12, 1705414790), (15, 1364331832), (20, 1023248874), (24, 852707395), (30, 682165916), (40, 511624437), (60, 341082958), (120, 170541479), (1237, 16544040), (2474, 8272020), (3711, 5514680), (4948, 4136010), (6185, 3308808), (7422, 2757340), (9896, 2068005), (12370, 1654404), (14844, 1378670), (18555, 1102936), (24740, 827202), (29688, 689335), (37110, 551468), (49480, 413601), (74220, 275734), (137867, 148440)]