74292920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142871}}^1$

素因数の和:142895

約数の個数: 32

約数和(自身を含む): 180018720

約数和(自身を除く): 105725800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142871, 285742, 571484, 714355, 1142968, 1428710, 1857323, 2857420, 3714646, 5714840, 7429292, 9286615, 14858584, 18573230, 37146460, 74292920]

約数ペア:

[(1, 74292920), (2, 37146460), (4, 18573230), (5, 14858584), (8, 9286615), (10, 7429292), (13, 5714840), (20, 3714646), (26, 2857420), (40, 1857323), (52, 1428710), (65, 1142968), (104, 714355), (130, 571484), (260, 285742), (520, 142871)]