336803920

素因数分解:

$2^4\times 5^1\times {\mathrm{4210049}}^1$

素因数の和:4210062

約数の個数: 20

約数和(自身を含む): 783069300

約数和(自身を除く): 446265380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4210049, 8420098, 16840196, 21050245, 33680392, 42100490, 67360784, 84200980, 168401960, 336803920]

約数ペア:

[(1, 336803920), (2, 168401960), (4, 84200980), (5, 67360784), (8, 42100490), (10, 33680392), (16, 21050245), (20, 16840196), (40, 8420098), (80, 4210049)]