201051640

素因数分解:

$2^3\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{2381}}^1$

素因数の和:4503

約数の個数: 32

約数和(自身を含む): 452770560

約数和(自身を除く): 251718920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2111, 2381, 4222, 4762, 8444, 9524, 10555, 11905, 16888, 19048, 21110, 23810, 42220, 47620, 84440, 95240, 5026291, 10052582, 20105164, 25131455, 40210328, 50262910, 100525820, 201051640]

約数ペア:

[(1, 201051640), (2, 100525820), (4, 50262910), (5, 40210328), (8, 25131455), (10, 20105164), (20, 10052582), (40, 5026291), (2111, 95240), (2381, 84440), (4222, 47620), (4762, 42220), (8444, 23810), (9524, 21110), (10555, 19048), (11905, 16888)]