16857420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280957}}^1$

素因数の和:280969

約数の個数: 24

約数和(自身を含む): 47200944

約数和(自身を除く): 30343524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280957, 561914, 842871, 1123828, 1404785, 1685742, 2809570, 3371484, 4214355, 5619140, 8428710, 16857420]

約数ペア:

[(1, 16857420), (2, 8428710), (3, 5619140), (4, 4214355), (5, 3371484), (6, 2809570), (10, 1685742), (12, 1404785), (15, 1123828), (20, 842871), (30, 561914), (60, 280957)]