89869810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1429}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 170913600

約数和(自身を除く): 81043790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 331, 662, 1429, 1655, 2858, 3310, 6289, 7145, 12578, 14290, 27151, 31445, 54302, 62890, 135755, 271510, 472999, 945998, 2364995, 4729990, 8986981, 17973962, 44934905, 89869810]

約数ペア:

[(1, 89869810), (2, 44934905), (5, 17973962), (10, 8986981), (19, 4729990), (38, 2364995), (95, 945998), (190, 472999), (331, 271510), (662, 135755), (1429, 62890), (1655, 54302), (2858, 31445), (3310, 27151), (6289, 14290), (7145, 12578)]