86670740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333349}}^1$

素因数の和:333371

約数の個数: 24

約数和(自身を含む): 196009800

約数和(自身を除く): 109339060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 333349, 666698, 1333396, 1666745, 3333490, 4333537, 6666980, 8667074, 17334148, 21667685, 43335370, 86670740]

約数ペア:

[(1, 86670740), (2, 43335370), (4, 21667685), (5, 17334148), (10, 8667074), (13, 6666980), (20, 4333537), (26, 3333490), (52, 1666745), (65, 1333396), (130, 666698), (260, 333349)]