226172020

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{28201}}^1$

素因数の和:28611

約数の個数: 24

約数和(自身を含む): 476162568

約数和(自身を除く): 249990548

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 28201, 56402, 112804, 141005, 282010, 564020, 11308601, 22617202, 45234404, 56543005, 113086010, 226172020]

約数ペア:

[(1, 226172020), (2, 113086010), (4, 56543005), (5, 45234404), (10, 22617202), (20, 11308601), (401, 564020), (802, 282010), (1604, 141005), (2005, 112804), (4010, 56402), (8020, 28201)]