28560660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{769}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 80203200

約数和(自身を除く): 51642540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 619, 769, 1238, 1538, 1857, 2307, 2476, 3076, 3095, 3714, 3845, 4614, 6190, 7428, 7690, 9228, 9285, 11535, 12380, 15380, 18570, 23070, 37140, 46140, 476011, 952022, 1428033, 1904044, 2380055, 2856066, 4760110, 5712132, 7140165, 9520220, 14280330, 28560660]

約数ペア:

[(1, 28560660), (2, 14280330), (3, 9520220), (4, 7140165), (5, 5712132), (6, 4760110), (10, 2856066), (12, 2380055), (15, 1904044), (20, 1428033), (30, 952022), (60, 476011), (619, 46140), (769, 37140), (1238, 23070), (1538, 18570), (1857, 15380), (2307, 12380), (2476, 11535), (3076, 9285), (3095, 9228), (3714, 7690), (3845, 7428), (4614, 6190)]