3727240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 9408960

約数和(自身を除く): 5681720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 197, 215, 220, 344, 394, 430, 440, 473, 788, 860, 946, 985, 1576, 1720, 1892, 1970, 2167, 2365, 3784, 3940, 4334, 4730, 7880, 8471, 8668, 9460, 10835, 16942, 17336, 18920, 21670, 33884, 42355, 43340, 67768, 84710, 86680, 93181, 169420, 186362, 338840, 372724, 465905, 745448, 931810, 1863620, 3727240]

約数ペア:

[(1, 3727240), (2, 1863620), (4, 931810), (5, 745448), (8, 465905), (10, 372724), (11, 338840), (20, 186362), (22, 169420), (40, 93181), (43, 86680), (44, 84710), (55, 67768), (86, 43340), (88, 42355), (110, 33884), (172, 21670), (197, 18920), (215, 17336), (220, 16942), (344, 10835), (394, 9460), (430, 8668), (440, 8471), (473, 7880), (788, 4730), (860, 4334), (946, 3940), (985, 3784), (1576, 2365), (1720, 2167), (1892, 1970)]