156960873220

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{27928981}}^1$

素因数の和:27929271

約数の個数: 24

約数和(自身を含む): 330790862808

約数和(自身を除く): 173829989588

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 27928981, 55857962, 111715924, 139644905, 279289810, 558579620, 7848043661, 15696087322, 31392174644, 39240218305, 78480436610, 156960873220]

約数ペア:

[(1, 156960873220), (2, 78480436610), (4, 39240218305), (5, 31392174644), (10, 15696087322), (20, 7848043661), (281, 558579620), (562, 279289810), (1124, 139644905), (1405, 111715924), (2810, 55857962), (5620, 27928981)]