210486580

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{20123}}^1$

素因数の和:20655

約数の個数: 24

約数和(自身を含む): 442888992

約数和(自身を除く): 232402412

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 2092, 2615, 5230, 10460, 20123, 40246, 80492, 100615, 201230, 402460, 10524329, 21048658, 42097316, 52621645, 105243290, 210486580]

約数ペア:

[(1, 210486580), (2, 105243290), (4, 52621645), (5, 42097316), (10, 21048658), (20, 10524329), (523, 402460), (1046, 201230), (2092, 100615), (2615, 80492), (5230, 40246), (10460, 20123)]