475240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^2$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 1079190

約数和(自身を除く): 603950

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 11881, 23762, 47524, 59405, 95048, 118810, 237620, 475240]

約数ペア:

[(1, 475240), (2, 237620), (4, 118810), (5, 95048), (8, 59405), (10, 47524), (20, 23762), (40, 11881), (109, 4360), (218, 2180), (436, 1090), (545, 872)]