2610660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3347}}^1$

素因数の和:3372

約数の個数: 48

約数和(自身を含む): 7874496

約数和(自身を除く): 5263836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3347, 6694, 10041, 13388, 16735, 20082, 33470, 40164, 43511, 50205, 66940, 87022, 100410, 130533, 174044, 200820, 217555, 261066, 435110, 522132, 652665, 870220, 1305330, 2610660]

約数ペア:

[(1, 2610660), (2, 1305330), (3, 870220), (4, 652665), (5, 522132), (6, 435110), (10, 261066), (12, 217555), (13, 200820), (15, 174044), (20, 130533), (26, 100410), (30, 87022), (39, 66940), (52, 50205), (60, 43511), (65, 40164), (78, 33470), (130, 20082), (156, 16735), (195, 13388), (260, 10041), (390, 6694), (780, 3347)]