12903860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8167}}^1$

素因数の和:8255

約数の個数: 24

約数和(自身を含む): 27444480

約数和(自身を除く): 14540620

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 8167, 16334, 32668, 40835, 81670, 163340, 645193, 1290386, 2580772, 3225965, 6451930, 12903860]

約数ペア:

[(1, 12903860), (2, 6451930), (4, 3225965), (5, 2580772), (10, 1290386), (20, 645193), (79, 163340), (158, 81670), (316, 40835), (395, 32668), (790, 16334), (1580, 8167)]