42298780

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5171}}^1$

素因数の和:5589

約数の個数: 24

約数和(自身を含む): 89061840

約数和(自身を除く): 46763060

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 5171, 8180, 10342, 20684, 25855, 51710, 103420, 2114939, 4229878, 8459756, 10574695, 21149390, 42298780]

約数ペア:

[(1, 42298780), (2, 21149390), (4, 10574695), (5, 8459756), (10, 4229878), (20, 2114939), (409, 103420), (818, 51710), (1636, 25855), (2045, 20684), (4090, 10342), (5171, 8180)]