808211120

素因数分解:

$2^4\times 5^1\times {\mathrm{10102639}}^1$

素因数の和:10102652

約数の個数: 20

約数和(自身を含む): 1879091040

約数和(自身を除く): 1070879920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10102639, 20205278, 40410556, 50513195, 80821112, 101026390, 161642224, 202052780, 404105560, 808211120]

約数ペア:

[(1, 808211120), (2, 404105560), (4, 202052780), (5, 161642224), (8, 101026390), (10, 80821112), (16, 50513195), (20, 40410556), (40, 20205278), (80, 10102639)]