25471820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{115781}}^1$

素因数の和:115801

約数の個数: 24

約数和(自身を含む): 58354128

約数和(自身を除く): 32882308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 115781, 231562, 463124, 578905, 1157810, 1273591, 2315620, 2547182, 5094364, 6367955, 12735910, 25471820]

約数ペア:

[(1, 25471820), (2, 12735910), (4, 6367955), (5, 5094364), (10, 2547182), (11, 2315620), (20, 1273591), (22, 1157810), (44, 578905), (55, 463124), (110, 231562), (220, 115781)]