28846640

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3191}}^1$

素因数の和:3317

約数の個数: 40

約数和(自身を含む): 67683168

約数和(自身を除く): 38836528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 3191, 4520, 6382, 9040, 12764, 15955, 25528, 31910, 51056, 63820, 127640, 255280, 360583, 721166, 1442332, 1802915, 2884664, 3605830, 5769328, 7211660, 14423320, 28846640]

約数ペア:

[(1, 28846640), (2, 14423320), (4, 7211660), (5, 5769328), (8, 3605830), (10, 2884664), (16, 1802915), (20, 1442332), (40, 721166), (80, 360583), (113, 255280), (226, 127640), (452, 63820), (565, 51056), (904, 31910), (1130, 25528), (1808, 15955), (2260, 12764), (3191, 9040), (4520, 6382)]