20124489530

素因数分解:

$2^1\times 5^1\times {\mathrm{4027}}^1\times {\mathrm{499739}}^1$

素因数の和:503773

約数の個数: 16

約数和(自身を含む): 36233148960

約数和(自身を除く): 16108659430

約数列:

[1, 2, 5, 10, 4027, 8054, 20135, 40270, 499739, 999478, 2498695, 4997390, 2012448953, 4024897906, 10062244765, 20124489530]

約数ペア:

[(1, 20124489530), (2, 10062244765), (5, 4024897906), (10, 2012448953), (4027, 4997390), (8054, 2498695), (20135, 999478), (40270, 499739)]