279898420

素因数分解:

$2^2\times 5^1\times {\mathrm{2837}}^1\times {\mathrm{4933}}^1$

素因数の和:7779

約数の個数: 24

約数和(自身を含む): 588113064

約数和(自身を除く): 308214644

約数列:

[1, 2, 4, 5, 10, 20, 2837, 4933, 5674, 9866, 11348, 14185, 19732, 24665, 28370, 49330, 56740, 98660, 13994921, 27989842, 55979684, 69974605, 139949210, 279898420]

約数ペア:

[(1, 279898420), (2, 139949210), (4, 69974605), (5, 55979684), (10, 27989842), (20, 13994921), (2837, 98660), (4933, 56740), (5674, 49330), (9866, 28370), (11348, 24665), (14185, 19732)]