1011170420720

素因数分解:

$2^4\times 5^1\times {\mathrm{12639630259}}^1$

素因数の和:12639630272

約数の個数: 20

約数和(自身を含む): 2350971228360

約数和(自身を除く): 1339800807640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12639630259, 25279260518, 50558521036, 63198151295, 101117042072, 126396302590, 202234084144, 252792605180, 505585210360, 1011170420720]

約数ペア:

[(1, 1011170420720), (2, 505585210360), (4, 252792605180), (5, 202234084144), (8, 126396302590), (10, 101117042072), (16, 63198151295), (20, 50558521036), (40, 25279260518), (80, 12639630259)]