39857680

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3923}}^1$

素因数の和:4063

約数の個数: 40

約数和(自身を含む): 93422592

約数和(自身を除く): 53564912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 3923, 5080, 7846, 10160, 15692, 19615, 31384, 39230, 62768, 78460, 156920, 313840, 498221, 996442, 1992884, 2491105, 3985768, 4982210, 7971536, 9964420, 19928840, 39857680]

約数ペア:

[(1, 39857680), (2, 19928840), (4, 9964420), (5, 7971536), (8, 4982210), (10, 3985768), (16, 2491105), (20, 1992884), (40, 996442), (80, 498221), (127, 313840), (254, 156920), (508, 78460), (635, 62768), (1016, 39230), (1270, 31384), (2032, 19615), (2540, 15692), (3923, 10160), (5080, 7846)]