4172155420

素因数分解:

$2^2\times 5^1\times {\mathrm{2671}}^1\times {\mathrm{78101}}^1$

素因数の和:80781

約数の個数: 24

約数和(自身を含む): 8764918848

約数和(自身を除く): 4592763428

約数列:

[1, 2, 4, 5, 10, 20, 2671, 5342, 10684, 13355, 26710, 53420, 78101, 156202, 312404, 390505, 781010, 1562020, 208607771, 417215542, 834431084, 1043038855, 2086077710, 4172155420]

約数ペア:

[(1, 4172155420), (2, 2086077710), (4, 1043038855), (5, 834431084), (10, 417215542), (20, 208607771), (2671, 1562020), (5342, 781010), (10684, 390505), (13355, 312404), (26710, 156202), (53420, 78101)]