8226340

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{977}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 17334072

約数和(自身を除く): 9107732

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 977, 1684, 1954, 2105, 3908, 4210, 4885, 8420, 9770, 19540, 411317, 822634, 1645268, 2056585, 4113170, 8226340]

約数ペア:

[(1, 8226340), (2, 4113170), (4, 2056585), (5, 1645268), (10, 822634), (20, 411317), (421, 19540), (842, 9770), (977, 8420), (1684, 4885), (1954, 4210), (2105, 3908)]