87057580

素因数分解:

$2^2\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{2339}}^1$

素因数の和:4209

約数の個数: 24

約数和(自身を含む): 182997360

約数和(自身を除く): 95939780

約数列:

[1, 2, 4, 5, 10, 20, 1861, 2339, 3722, 4678, 7444, 9305, 9356, 11695, 18610, 23390, 37220, 46780, 4352879, 8705758, 17411516, 21764395, 43528790, 87057580]

約数ペア:

[(1, 87057580), (2, 43528790), (4, 21764395), (5, 17411516), (10, 8705758), (20, 4352879), (1861, 46780), (2339, 37220), (3722, 23390), (4678, 18610), (7444, 11695), (9305, 9356)]