3979960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 9590400

約数和(自身を除く): 5610440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 73, 94, 116, 145, 146, 188, 232, 235, 290, 292, 365, 376, 470, 580, 584, 730, 940, 1160, 1363, 1460, 1880, 2117, 2726, 2920, 3431, 4234, 5452, 6815, 6862, 8468, 10585, 10904, 13630, 13724, 16936, 17155, 21170, 27260, 27448, 34310, 42340, 54520, 68620, 84680, 99499, 137240, 198998, 397996, 497495, 795992, 994990, 1989980, 3979960]

約数ペア:

[(1, 3979960), (2, 1989980), (4, 994990), (5, 795992), (8, 497495), (10, 397996), (20, 198998), (29, 137240), (40, 99499), (47, 84680), (58, 68620), (73, 54520), (94, 42340), (116, 34310), (145, 27448), (146, 27260), (188, 21170), (232, 17155), (235, 16936), (290, 13724), (292, 13630), (365, 10904), (376, 10585), (470, 8468), (580, 6862), (584, 6815), (730, 5452), (940, 4234), (1160, 3431), (1363, 2920), (1460, 2726), (1880, 2117)]