42685190

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{10139}}^1$

素因数の和:10567

約数の個数: 16

約数和(自身を含む): 77023440

約数和(自身を除く): 34338250

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 10139, 20278, 50695, 101390, 4268519, 8537038, 21342595, 42685190]

約数ペア:

[(1, 42685190), (2, 21342595), (5, 8537038), (10, 4268519), (421, 101390), (842, 50695), (2105, 20278), (4210, 10139)]