6399790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8101}}^1$

素因数の和:8187

約数の個数: 16

約数和(自身を含む): 11666880

約数和(自身を除く): 5267090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 8101, 16202, 40505, 81010, 639979, 1279958, 3199895, 6399790]

約数ペア:

[(1, 6399790), (2, 3199895), (5, 1279958), (10, 639979), (79, 81010), (158, 40505), (395, 16202), (790, 8101)]