51397340

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{11321}}^1$

素因数の和:11557

約数の個数: 24

約数和(自身を含む): 108419472

約数和(自身を除く): 57022132

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 11321, 22642, 45284, 56605, 113210, 226420, 2569867, 5139734, 10279468, 12849335, 25698670, 51397340]

約数ペア:

[(1, 51397340), (2, 25698670), (4, 12849335), (5, 10279468), (10, 5139734), (20, 2569867), (227, 226420), (454, 113210), (908, 56605), (1135, 45284), (2270, 22642), (4540, 11321)]