20283660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112687}}^1$

素因数の和:112702

約数の個数: 36

約数和(自身を含む): 61527648

約数和(自身を除く): 41243988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112687, 225374, 338061, 450748, 563435, 676122, 1014183, 1126870, 1352244, 1690305, 2028366, 2253740, 3380610, 4056732, 5070915, 6761220, 10141830, 20283660]

約数ペア:

[(1, 20283660), (2, 10141830), (3, 6761220), (4, 5070915), (5, 4056732), (6, 3380610), (9, 2253740), (10, 2028366), (12, 1690305), (15, 1352244), (18, 1126870), (20, 1014183), (30, 676122), (36, 563435), (45, 450748), (60, 338061), (90, 225374), (180, 112687)]