51436940

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{5281}}^1$

素因数の和:5777

約数の個数: 24

約数和(自身を含む): 108259872

約数和(自身を除く): 56822932

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 5281, 9740, 10562, 21124, 26405, 52810, 105620, 2571847, 5143694, 10287388, 12859235, 25718470, 51436940]

約数ペア:

[(1, 51436940), (2, 25718470), (4, 12859235), (5, 10287388), (10, 5143694), (20, 2571847), (487, 105620), (974, 52810), (1948, 26405), (2435, 21124), (4870, 10562), (5281, 9740)]