420452210

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{80701}}^1$

素因数の和:81229

約数の個数: 16

約数和(自身を含む): 758275992

約数和(自身を除く): 337823782

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 80701, 161402, 403505, 807010, 42045221, 84090442, 210226105, 420452210]

約数ペア:

[(1, 420452210), (2, 210226105), (5, 84090442), (10, 42045221), (521, 807010), (1042, 403505), (2605, 161402), (5210, 80701)]