70395820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{319981}}^1$

素因数の和:320001

約数の個数: 24

約数和(自身を含む): 161270928

約数和(自身を除く): 90875108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 319981, 639962, 1279924, 1599905, 3199810, 3519791, 6399620, 7039582, 14079164, 17598955, 35197910, 70395820]

約数ペア:

[(1, 70395820), (2, 35197910), (4, 17598955), (5, 14079164), (10, 7039582), (11, 6399620), (20, 3519791), (22, 3199810), (44, 1599905), (55, 1279924), (110, 639962), (220, 319981)]