28607020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 66100608

約数和(自身を除く): 37493588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2341, 2444, 3055, 4682, 6110, 9364, 11705, 12220, 23410, 30433, 46820, 60866, 110027, 121732, 152165, 220054, 304330, 440108, 550135, 608660, 1100270, 1430351, 2200540, 2860702, 5721404, 7151755, 14303510, 28607020]

約数ペア:

[(1, 28607020), (2, 14303510), (4, 7151755), (5, 5721404), (10, 2860702), (13, 2200540), (20, 1430351), (26, 1100270), (47, 608660), (52, 550135), (65, 440108), (94, 304330), (130, 220054), (188, 152165), (235, 121732), (260, 110027), (470, 60866), (611, 46820), (940, 30433), (1222, 23410), (2341, 12220), (2444, 11705), (3055, 9364), (4682, 6110)]