38925640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74857}}^1$

素因数の和:74881

約数の個数: 32

約数和(自身を含む): 94321080

約数和(自身を除く): 55395440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74857, 149714, 299428, 374285, 598856, 748570, 973141, 1497140, 1946282, 2994280, 3892564, 4865705, 7785128, 9731410, 19462820, 38925640]

約数ペア:

[(1, 38925640), (2, 19462820), (4, 9731410), (5, 7785128), (8, 4865705), (10, 3892564), (13, 2994280), (20, 1946282), (26, 1497140), (40, 973141), (52, 748570), (65, 598856), (104, 374285), (130, 299428), (260, 149714), (520, 74857)]