13003940

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1303}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 27384000

約数和(自身を除く): 14380060

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1303, 1996, 2495, 2606, 4990, 5212, 6515, 9980, 13030, 26060, 650197, 1300394, 2600788, 3250985, 6501970, 13003940]

約数ペア:

[(1, 13003940), (2, 6501970), (4, 3250985), (5, 2600788), (10, 1300394), (20, 650197), (499, 26060), (998, 13030), (1303, 9980), (1996, 6515), (2495, 5212), (2606, 4990)]