20202930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20407}}^1$

素因数の和:20431

約数の個数: 48

約数和(自身を含む): 57305664

約数和(自身を除く): 37102734

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20407, 40814, 61221, 102035, 122442, 183663, 204070, 224477, 306105, 367326, 448954, 612210, 673431, 918315, 1122385, 1346862, 1836630, 2020293, 2244770, 3367155, 4040586, 6734310, 10101465, 20202930]

約数ペア:

[(1, 20202930), (2, 10101465), (3, 6734310), (5, 4040586), (6, 3367155), (9, 2244770), (10, 2020293), (11, 1836630), (15, 1346862), (18, 1122385), (22, 918315), (30, 673431), (33, 612210), (45, 448954), (55, 367326), (66, 306105), (90, 224477), (99, 204070), (110, 183663), (165, 122442), (198, 102035), (330, 61221), (495, 40814), (990, 20407)]