8421770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3881}}^1$

素因数の和:3926

約数の個数: 32

約数和(自身を含む): 17888256

約数和(自身を除く): 9466486

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 3881, 7762, 19405, 27167, 38810, 54334, 120311, 135835, 240622, 271670, 601555, 842177, 1203110, 1684354, 4210885, 8421770]

約数ペア:

[(1, 8421770), (2, 4210885), (5, 1684354), (7, 1203110), (10, 842177), (14, 601555), (31, 271670), (35, 240622), (62, 135835), (70, 120311), (155, 54334), (217, 38810), (310, 27167), (434, 19405), (1085, 7762), (2170, 3881)]