1065631640

素因数分解:

$2^3\times 5^1\times {\mathrm{26640791}}^1$

素因数の和:26640802

約数の個数: 16

約数和(自身を含む): 2397671280

約数和(自身を除く): 1332039640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 26640791, 53281582, 106563164, 133203955, 213126328, 266407910, 532815820, 1065631640]

約数ペア:

[(1, 1065631640), (2, 532815820), (4, 266407910), (5, 213126328), (8, 133203955), (10, 106563164), (20, 53281582), (40, 26640791)]