31970930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 59400000

約数和(自身を除く): 27429070

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 298, 430, 499, 745, 998, 1490, 2495, 4990, 6407, 12814, 21457, 32035, 42914, 64070, 74351, 107285, 148702, 214570, 371755, 743510, 3197093, 6394186, 15985465, 31970930]

約数ペア:

[(1, 31970930), (2, 15985465), (5, 6394186), (10, 3197093), (43, 743510), (86, 371755), (149, 214570), (215, 148702), (298, 107285), (430, 74351), (499, 64070), (745, 42914), (998, 32035), (1490, 21457), (2495, 12814), (4990, 6407)]