12491380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56779}}^1$

素因数の和:56799

約数の個数: 24

約数和(自身を含む): 28617120

約数和(自身を除く): 16125740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 56779, 113558, 227116, 283895, 567790, 624569, 1135580, 1249138, 2498276, 3122845, 6245690, 12491380]

約数ペア:

[(1, 12491380), (2, 6245690), (4, 3122845), (5, 2498276), (10, 1249138), (11, 1135580), (20, 624569), (22, 567790), (44, 283895), (55, 227116), (110, 113558), (220, 56779)]