12798860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22067}}^1$

素因数の和:22105

約数の個数: 24

約数和(自身を含む): 27805680

約数和(自身を除く): 15006820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 22067, 44134, 88268, 110335, 220670, 441340, 639943, 1279886, 2559772, 3199715, 6399430, 12798860]

約数ペア:

[(1, 12798860), (2, 6399430), (4, 3199715), (5, 2559772), (10, 1279886), (20, 639943), (29, 441340), (58, 220670), (116, 110335), (145, 88268), (290, 44134), (580, 22067)]