12320620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47387}}^1$

素因数の和:47409

約数の個数: 24

約数和(自身を含む): 27864144

約数和(自身を除く): 15543524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47387, 94774, 189548, 236935, 473870, 616031, 947740, 1232062, 2464124, 3080155, 6160310, 12320620]

約数ペア:

[(1, 12320620), (2, 6160310), (4, 3080155), (5, 2464124), (10, 1232062), (13, 947740), (20, 616031), (26, 473870), (52, 236935), (65, 189548), (130, 94774), (260, 47387)]