25791820

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5351}}^1$

素因数の和:5601

約数の個数: 24

約数和(自身を含む): 54397728

約数和(自身を除く): 28605908

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 5351, 10702, 21404, 26755, 53510, 107020, 1289591, 2579182, 5158364, 6447955, 12895910, 25791820]

約数ペア:

[(1, 25791820), (2, 12895910), (4, 6447955), (5, 5158364), (10, 2579182), (20, 1289591), (241, 107020), (482, 53510), (964, 26755), (1205, 21404), (2410, 10702), (4820, 5351)]