90340280

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{14957}}^1$

素因数の和:15119

約数の個数: 32

約数和(自身を含む): 204625440

約数和(自身を除く): 114285160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 14957, 29914, 59828, 74785, 119656, 149570, 299140, 598280, 2258507, 4517014, 9034028, 11292535, 18068056, 22585070, 45170140, 90340280]

約数ペア:

[(1, 90340280), (2, 45170140), (4, 22585070), (5, 18068056), (8, 11292535), (10, 9034028), (20, 4517014), (40, 2258507), (151, 598280), (302, 299140), (604, 149570), (755, 119656), (1208, 74785), (1510, 59828), (3020, 29914), (6040, 14957)]