2017579640

素因数分解:

$2^3\times 5^1\times {\mathrm{50439491}}^1$

素因数の和:50439502

約数の個数: 16

約数和(自身を含む): 4539554280

約数和(自身を除く): 2521974640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50439491, 100878982, 201757964, 252197455, 403515928, 504394910, 1008789820, 2017579640]

約数ペア:

[(1, 2017579640), (2, 1008789820), (4, 504394910), (5, 403515928), (8, 252197455), (10, 201757964), (20, 100878982), (40, 50439491)]