89850460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641789}}^1$

素因数の和:641805

約数の個数: 24

約数和(自身を含む): 215641440

約数和(自身を除く): 125790980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641789, 1283578, 2567156, 3208945, 4492523, 6417890, 8985046, 12835780, 17970092, 22462615, 44925230, 89850460]

約数ペア:

[(1, 89850460), (2, 44925230), (4, 22462615), (5, 17970092), (7, 12835780), (10, 8985046), (14, 6417890), (20, 4492523), (28, 3208945), (35, 2567156), (70, 1283578), (140, 641789)]