87904060

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{12451}}^1$

素因数の和:12813

約数の個数: 24

約数和(自身を含む): 185136336

約数和(自身を除く): 97232276

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 12451, 24902, 49804, 62255, 124510, 249020, 4395203, 8790406, 17580812, 21976015, 43952030, 87904060]

約数ペア:

[(1, 87904060), (2, 43952030), (4, 21976015), (5, 17580812), (10, 8790406), (20, 4395203), (353, 249020), (706, 124510), (1412, 62255), (1765, 49804), (3530, 24902), (7060, 12451)]