27654680

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1327}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 62389440

約数和(自身を除く): 34734760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 1327, 2084, 2605, 2654, 4168, 5210, 5308, 6635, 10420, 10616, 13270, 20840, 26540, 53080, 691367, 1382734, 2765468, 3456835, 5530936, 6913670, 13827340, 27654680]

約数ペア:

[(1, 27654680), (2, 13827340), (4, 6913670), (5, 5530936), (8, 3456835), (10, 2765468), (20, 1382734), (40, 691367), (521, 53080), (1042, 26540), (1327, 20840), (2084, 13270), (2605, 10616), (2654, 10420), (4168, 6635), (5210, 5308)]