68997620

素因数分解:

$2^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{3907}}^1$

素因数の和:4799

約数の個数: 24

約数和(自身を含む): 145096224

約数和(自身を除く): 76098604

約数列:

[1, 2, 4, 5, 10, 20, 883, 1766, 3532, 3907, 4415, 7814, 8830, 15628, 17660, 19535, 39070, 78140, 3449881, 6899762, 13799524, 17249405, 34498810, 68997620]

約数ペア:

[(1, 68997620), (2, 34498810), (4, 17249405), (5, 13799524), (10, 6899762), (20, 3449881), (883, 78140), (1766, 39070), (3532, 19535), (3907, 17660), (4415, 15628), (7814, 8830)]