7919240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28283}}^1$

素因数の和:28301

約数の個数: 32

約数和(自身を含む): 20364480

約数和(自身を除く): 12445240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28283, 56566, 113132, 141415, 197981, 226264, 282830, 395962, 565660, 791924, 989905, 1131320, 1583848, 1979810, 3959620, 7919240]

約数ペア:

[(1, 7919240), (2, 3959620), (4, 1979810), (5, 1583848), (7, 1131320), (8, 989905), (10, 791924), (14, 565660), (20, 395962), (28, 282830), (35, 226264), (40, 197981), (56, 141415), (70, 113132), (140, 56566), (280, 28283)]