22278537620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15689111}}^1$

素因数の和:15689191

約数の個数: 24

約数和(自身を含む): 47443874688

約数和(自身を除く): 25165337068

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15689111, 31378222, 62756444, 78445555, 156891110, 313782220, 1113926881, 2227853762, 4455707524, 5569634405, 11139268810, 22278537620]

約数ペア:

[(1, 22278537620), (2, 11139268810), (4, 5569634405), (5, 4455707524), (10, 2227853762), (20, 1113926881), (71, 313782220), (142, 156891110), (284, 78445555), (355, 62756444), (710, 31378222), (1420, 15689111)]