5207540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20029}}^1$

素因数の和:20051

約数の個数: 24

約数和(自身を含む): 11777640

約数和(自身を除く): 6570100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20029, 40058, 80116, 100145, 200290, 260377, 400580, 520754, 1041508, 1301885, 2603770, 5207540]

約数ペア:

[(1, 5207540), (2, 2603770), (4, 1301885), (5, 1041508), (10, 520754), (13, 400580), (20, 260377), (26, 200290), (52, 100145), (65, 80116), (130, 40058), (260, 20029)]