70128820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113111}}^1$

素因数の和:113151

約数の個数: 24

約数和(自身を含む): 152022528

約数和(自身を除く): 81893708

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 113111, 226222, 452444, 565555, 1131110, 2262220, 3506441, 7012882, 14025764, 17532205, 35064410, 70128820]

約数ペア:

[(1, 70128820), (2, 35064410), (4, 17532205), (5, 14025764), (10, 7012882), (20, 3506441), (31, 2262220), (62, 1131110), (124, 565555), (155, 452444), (310, 226222), (620, 113111)]