79241380

素因数分解:

$2^2\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{2129}}^1$

素因数の和:3999

約数の個数: 24

約数和(自身を含む): 166574520

約数和(自身を除く): 87333140

約数列:

[1, 2, 4, 5, 10, 20, 1861, 2129, 3722, 4258, 7444, 8516, 9305, 10645, 18610, 21290, 37220, 42580, 3962069, 7924138, 15848276, 19810345, 39620690, 79241380]

約数ペア:

[(1, 79241380), (2, 39620690), (4, 19810345), (5, 15848276), (10, 7924138), (20, 3962069), (1861, 42580), (2129, 37220), (3722, 21290), (4258, 18610), (7444, 10645), (8516, 9305)]