20607660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114487}}^1$

素因数の和:114502

約数の個数: 36

約数和(自身を含む): 62510448

約数和(自身を除く): 41902788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114487, 228974, 343461, 457948, 572435, 686922, 1030383, 1144870, 1373844, 1717305, 2060766, 2289740, 3434610, 4121532, 5151915, 6869220, 10303830, 20607660]

約数ペア:

[(1, 20607660), (2, 10303830), (3, 6869220), (4, 5151915), (5, 4121532), (6, 3434610), (9, 2289740), (10, 2060766), (12, 1717305), (15, 1373844), (18, 1144870), (20, 1030383), (30, 686922), (36, 572435), (45, 457948), (60, 343461), (90, 228974), (180, 114487)]