123668020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{883343}}^1$

素因数の和:883359

約数の個数: 24

約数和(自身を含む): 296803584

約数和(自身を除く): 173135564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 883343, 1766686, 3533372, 4416715, 6183401, 8833430, 12366802, 17666860, 24733604, 30917005, 61834010, 123668020]

約数ペア:

[(1, 123668020), (2, 61834010), (4, 30917005), (5, 24733604), (7, 17666860), (10, 12366802), (14, 8833430), (20, 6183401), (28, 4416715), (35, 3533372), (70, 1766686), (140, 883343)]