138053320

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2467}}^1$

素因数の和:3877

約数の個数: 32

約数和(自身を含む): 310968000

約数和(自身を除く): 172914680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 2467, 2798, 4934, 5596, 6995, 9868, 11192, 12335, 13990, 19736, 24670, 27980, 49340, 55960, 98680, 3451333, 6902666, 13805332, 17256665, 27610664, 34513330, 69026660, 138053320]

約数ペア:

[(1, 138053320), (2, 69026660), (4, 34513330), (5, 27610664), (8, 17256665), (10, 13805332), (20, 6902666), (40, 3451333), (1399, 98680), (2467, 55960), (2798, 49340), (4934, 27980), (5596, 24670), (6995, 19736), (9868, 13990), (11192, 12335)]