25141820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{114281}}^1$

素因数の和:114301

約数の個数: 24

約数和(自身を含む): 57598128

約数和(自身を除く): 32456308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 114281, 228562, 457124, 571405, 1142810, 1257091, 2285620, 2514182, 5028364, 6285455, 12570910, 25141820]

約数ペア:

[(1, 25141820), (2, 12570910), (4, 6285455), (5, 5028364), (10, 2514182), (11, 2285620), (20, 1257091), (22, 1142810), (44, 571405), (55, 457124), (110, 228562), (220, 114281)]