84011080

素因数分解:

$2^3\times 5^1\times {\mathrm{2100277}}^1$

素因数の和:2100288

約数の個数: 16

約数和(自身を含む): 189025020

約数和(自身を除く): 105013940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2100277, 4200554, 8401108, 10501385, 16802216, 21002770, 42005540, 84011080]

約数ペア:

[(1, 84011080), (2, 42005540), (4, 21002770), (5, 16802216), (8, 10501385), (10, 8401108), (20, 4200554), (40, 2100277)]