13007980

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2473}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 27431712

約数和(自身を除く): 14423732

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2473, 2630, 4946, 5260, 9892, 12365, 24730, 49460, 650399, 1300798, 2601596, 3251995, 6503990, 13007980]

約数ペア:

[(1, 13007980), (2, 6503990), (4, 3251995), (5, 2601596), (10, 1300798), (20, 650399), (263, 49460), (526, 24730), (1052, 12365), (1315, 9892), (2473, 5260), (2630, 4946)]