90382960

素因数分解:

$2^4\times 5^1\times {\mathrm{1129787}}^1$

素因数の和:1129800

約数の個数: 20

約数和(自身を含む): 210140568

約数和(自身を除く): 119757608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1129787, 2259574, 4519148, 5648935, 9038296, 11297870, 18076592, 22595740, 45191480, 90382960]

約数ペア:

[(1, 90382960), (2, 45191480), (4, 22595740), (5, 18076592), (8, 11297870), (10, 9038296), (16, 5648935), (20, 4519148), (40, 2259574), (80, 1129787)]