12790180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49193}}^1$

素因数の和:49215

約数の個数: 24

約数和(自身を含む): 28926072

約数和(自身を除く): 16135892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49193, 98386, 196772, 245965, 491930, 639509, 983860, 1279018, 2558036, 3197545, 6395090, 12790180]

約数ペア:

[(1, 12790180), (2, 6395090), (4, 3197545), (5, 2558036), (10, 1279018), (13, 983860), (20, 639509), (26, 491930), (52, 245965), (65, 196772), (130, 98386), (260, 49193)]