28759760

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1171}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 67141536

約数和(自身を除く): 38381776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1171, 1228, 1535, 2342, 2456, 3070, 4684, 4912, 5855, 6140, 9368, 11710, 12280, 18736, 23420, 24560, 46840, 93680, 359497, 718994, 1437988, 1797485, 2875976, 3594970, 5751952, 7189940, 14379880, 28759760]

約数ペア:

[(1, 28759760), (2, 14379880), (4, 7189940), (5, 5751952), (8, 3594970), (10, 2875976), (16, 1797485), (20, 1437988), (40, 718994), (80, 359497), (307, 93680), (614, 46840), (1171, 24560), (1228, 23420), (1535, 18736), (2342, 12280), (2456, 11710), (3070, 9368), (4684, 6140), (4912, 5855)]