42102460

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5147}}^1$

素因数の和:5565

約数の個数: 24

約数和(自身を含む): 88648560

約数和(自身を除く): 46546100

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 5147, 8180, 10294, 20588, 25735, 51470, 102940, 2105123, 4210246, 8420492, 10525615, 21051230, 42102460]

約数ペア:

[(1, 42102460), (2, 21051230), (4, 10525615), (5, 8420492), (10, 4210246), (20, 2105123), (409, 102940), (818, 51470), (1636, 25735), (2045, 20588), (4090, 10294), (5147, 8180)]