9777080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4007}}^1$

素因数の和:4079

約数の個数: 32

約数和(自身を含む): 22364640

約数和(自身を除く): 12587560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 4007, 8014, 16028, 20035, 32056, 40070, 80140, 160280, 244427, 488854, 977708, 1222135, 1955416, 2444270, 4888540, 9777080]

約数ペア:

[(1, 9777080), (2, 4888540), (4, 2444270), (5, 1955416), (8, 1222135), (10, 977708), (20, 488854), (40, 244427), (61, 160280), (122, 80140), (244, 40070), (305, 32056), (488, 20035), (610, 16028), (1220, 8014), (2440, 4007)]