42534220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51871}}^1$

素因数の和:51921

約数の個数: 24

約数和(自身を含む): 91502208

約数和(自身を除く): 48967988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51871, 103742, 207484, 259355, 518710, 1037420, 2126711, 4253422, 8506844, 10633555, 21267110, 42534220]

約数ペア:

[(1, 42534220), (2, 21267110), (4, 10633555), (5, 8506844), (10, 4253422), (20, 2126711), (41, 1037420), (82, 518710), (164, 259355), (205, 207484), (410, 103742), (820, 51871)]