7942990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 15728256

約数和(自身を除く): 7785266

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 443, 815, 886, 1630, 1793, 2215, 3586, 4430, 4873, 8965, 9746, 17930, 24365, 48730, 72209, 144418, 361045, 722090, 794299, 1588598, 3971495, 7942990]

約数ペア:

[(1, 7942990), (2, 3971495), (5, 1588598), (10, 794299), (11, 722090), (22, 361045), (55, 144418), (110, 72209), (163, 48730), (326, 24365), (443, 17930), (815, 9746), (886, 8965), (1630, 4873), (1793, 4430), (2215, 3586)]