2317640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4481

約数の個数: 32

約数和(自身を含む): 5617080

約数和(自身を除く): 3299440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4457, 8914, 17828, 22285, 35656, 44570, 57941, 89140, 115882, 178280, 231764, 289705, 463528, 579410, 1158820, 2317640]

約数ペア:

[(1, 2317640), (2, 1158820), (4, 579410), (5, 463528), (8, 289705), (10, 231764), (13, 178280), (20, 115882), (26, 89140), (40, 57941), (52, 44570), (65, 35656), (104, 22285), (130, 17828), (260, 8914), (520, 4457)]