75381220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{42349}}^1$

素因数の和:42447

約数の個数: 24

約数和(自身を含む): 160083000

約数和(自身を除く): 84701780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 42349, 84698, 169396, 211745, 423490, 846980, 3769061, 7538122, 15076244, 18845305, 37690610, 75381220]

約数ペア:

[(1, 75381220), (2, 37690610), (4, 18845305), (5, 15076244), (10, 7538122), (20, 3769061), (89, 846980), (178, 423490), (356, 211745), (445, 169396), (890, 84698), (1780, 42349)]