426221270

素因数分解:

$2^1\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{19889}}^1$

素因数の和:22039

約数の個数: 16

約数和(自身を含む): 767594880

約数和(自身を除く): 341373610

約数列:

[1, 2, 5, 10, 2143, 4286, 10715, 19889, 21430, 39778, 99445, 198890, 42622127, 85244254, 213110635, 426221270]

約数ペア:

[(1, 426221270), (2, 213110635), (5, 85244254), (10, 42622127), (2143, 198890), (4286, 99445), (10715, 39778), (19889, 21430)]