12789340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5659}}^1$

素因数の和:5781

約数の個数: 24

約数和(自身を含む): 27100080

約数和(自身を除く): 14310740

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 5659, 11318, 22636, 28295, 56590, 113180, 639467, 1278934, 2557868, 3197335, 6394670, 12789340]

約数ペア:

[(1, 12789340), (2, 6394670), (4, 3197335), (5, 2557868), (10, 1278934), (20, 639467), (113, 113180), (226, 56590), (452, 28295), (565, 22636), (1130, 11318), (2260, 5659)]