230688020

素因数分解:

$2^2\times 5^1\times {\mathrm{3221}}^1\times {\mathrm{3581}}^1$

素因数の和:6811

約数の個数: 24

約数和(自身を含む): 484730568

約数和(自身を除く): 254042548

約数列:

[1, 2, 4, 5, 10, 20, 3221, 3581, 6442, 7162, 12884, 14324, 16105, 17905, 32210, 35810, 64420, 71620, 11534401, 23068802, 46137604, 57672005, 115344010, 230688020]

約数ペア:

[(1, 230688020), (2, 115344010), (4, 57672005), (5, 46137604), (10, 23068802), (20, 11534401), (3221, 71620), (3581, 64420), (6442, 35810), (7162, 32210), (12884, 17905), (14324, 16105)]