12620660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48541}}^1$

素因数の和:48563

約数の個数: 24

約数和(自身を含む): 28542696

約数和(自身を除く): 15922036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 48541, 97082, 194164, 242705, 485410, 631033, 970820, 1262066, 2524132, 3155165, 6310330, 12620660]

約数ペア:

[(1, 12620660), (2, 6310330), (4, 3155165), (5, 2524132), (10, 1262066), (13, 970820), (20, 631033), (26, 485410), (52, 242705), (65, 194164), (130, 97082), (260, 48541)]