90940210

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{21601}}^1$

素因数の和:22029

約数の個数: 16

約数和(自身を含む): 164088792

約数和(自身を除く): 73148582

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 21601, 43202, 108005, 216010, 9094021, 18188042, 45470105, 90940210]

約数ペア:

[(1, 90940210), (2, 45470105), (5, 18188042), (10, 9094021), (421, 216010), (842, 108005), (2105, 43202), (4210, 21601)]