84261220

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{25847}}^1$

素因数の和:26019

約数の個数: 24

約数和(自身を含む): 178041024

約数和(自身を除く): 93779804

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 25847, 51694, 103388, 129235, 258470, 516940, 4213061, 8426122, 16852244, 21065305, 42130610, 84261220]

約数ペア:

[(1, 84261220), (2, 42130610), (4, 21065305), (5, 16852244), (10, 8426122), (20, 4213061), (163, 516940), (326, 258470), (652, 129235), (815, 103388), (1630, 51694), (3260, 25847)]