20028900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{66763}}^1$

素因数の和:66780

約数の個数: 36

約数和(自身を含む): 57951152

約数和(自身を除く): 37922252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 66763, 133526, 200289, 267052, 333815, 400578, 667630, 801156, 1001445, 1335260, 1669075, 2002890, 3338150, 4005780, 5007225, 6676300, 10014450, 20028900]

約数ペア:

[(1, 20028900), (2, 10014450), (3, 6676300), (4, 5007225), (5, 4005780), (6, 3338150), (10, 2002890), (12, 1669075), (15, 1335260), (20, 1001445), (25, 801156), (30, 667630), (50, 400578), (60, 333815), (75, 267052), (100, 200289), (150, 133526), (300, 66763)]