105202220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{169681}}^1$

素因数の和:169721

約数の個数: 24

約数和(自身を含む): 228052608

約数和(自身を除く): 122850388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 169681, 339362, 678724, 848405, 1696810, 3393620, 5260111, 10520222, 21040444, 26300555, 52601110, 105202220]

約数ペア:

[(1, 105202220), (2, 52601110), (4, 26300555), (5, 21040444), (10, 10520222), (20, 5260111), (31, 3393620), (62, 1696810), (124, 848405), (155, 678724), (310, 339362), (620, 169681)]