31857780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2381}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 89639424

約数和(自身を除く): 57781644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 2230, 2381, 2676, 3345, 4460, 4762, 6690, 7143, 9524, 11905, 13380, 14286, 23810, 28572, 35715, 47620, 71430, 142860, 530963, 1061926, 1592889, 2123852, 2654815, 3185778, 5309630, 6371556, 7964445, 10619260, 15928890, 31857780]

約数ペア:

[(1, 31857780), (2, 15928890), (3, 10619260), (4, 7964445), (5, 6371556), (6, 5309630), (10, 3185778), (12, 2654815), (15, 2123852), (20, 1592889), (30, 1061926), (60, 530963), (223, 142860), (446, 71430), (669, 47620), (892, 35715), (1115, 28572), (1338, 23810), (2230, 14286), (2381, 13380), (2676, 11905), (3345, 9524), (4460, 7143), (4762, 6690)]