2013749840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{474941}}^1$

素因数の和:475007

約数の個数: 40

約数和(自身を含む): 4770317448

約数和(自身を除く): 2756567608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 474941, 949882, 1899764, 2374705, 3799528, 4749410, 7599056, 9498820, 18997640, 25171873, 37995280, 50343746, 100687492, 125859365, 201374984, 251718730, 402749968, 503437460, 1006874920, 2013749840]

約数ペア:

[(1, 2013749840), (2, 1006874920), (4, 503437460), (5, 402749968), (8, 251718730), (10, 201374984), (16, 125859365), (20, 100687492), (40, 50343746), (53, 37995280), (80, 25171873), (106, 18997640), (212, 9498820), (265, 7599056), (424, 4749410), (530, 3799528), (848, 2374705), (1060, 1899764), (2120, 949882), (4240, 474941)]