56936620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218987}}^1$

素因数の和:219009

約数の個数: 24

約数和(自身を含む): 128764944

約数和(自身を除く): 71828324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 218987, 437974, 875948, 1094935, 2189870, 2846831, 4379740, 5693662, 11387324, 14234155, 28468310, 56936620]

約数ペア:

[(1, 56936620), (2, 28468310), (4, 14234155), (5, 11387324), (10, 5693662), (13, 4379740), (20, 2846831), (26, 2189870), (52, 1094935), (65, 875948), (130, 437974), (260, 218987)]