2108804560

素因数分解:

$2^4\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{12487}}^1$

素因数の和:14611

約数の個数: 40

約数和(自身を含む): 4905686016

約数和(自身を除く): 2796881456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2111, 4222, 8444, 10555, 12487, 16888, 21110, 24974, 33776, 42220, 49948, 62435, 84440, 99896, 124870, 168880, 199792, 249740, 499480, 998960, 26360057, 52720114, 105440228, 131800285, 210880456, 263600570, 421760912, 527201140, 1054402280, 2108804560]

約数ペア:

[(1, 2108804560), (2, 1054402280), (4, 527201140), (5, 421760912), (8, 263600570), (10, 210880456), (16, 131800285), (20, 105440228), (40, 52720114), (80, 26360057), (2111, 998960), (4222, 499480), (8444, 249740), (10555, 199792), (12487, 168880), (16888, 124870), (21110, 99896), (24974, 84440), (33776, 62435), (42220, 49948)]