8122640

素因数分解:

$2^4\times 5^1\times {\mathrm{101533}}^1$

素因数の和:101546

約数の個数: 20

約数和(自身を含む): 18885324

約数和(自身を除く): 10762684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101533, 203066, 406132, 507665, 812264, 1015330, 1624528, 2030660, 4061320, 8122640]

約数ペア:

[(1, 8122640), (2, 4061320), (4, 2030660), (5, 1624528), (8, 1015330), (10, 812264), (16, 507665), (20, 406132), (40, 203066), (80, 101533)]