9030520

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{563}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 20405520

約数和(自身を除く): 11375000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 563, 802, 1126, 1604, 2005, 2252, 2815, 3208, 4010, 4504, 5630, 8020, 11260, 16040, 22520, 225763, 451526, 903052, 1128815, 1806104, 2257630, 4515260, 9030520]

約数ペア:

[(1, 9030520), (2, 4515260), (4, 2257630), (5, 1806104), (8, 1128815), (10, 903052), (20, 451526), (40, 225763), (401, 22520), (563, 16040), (802, 11260), (1126, 8020), (1604, 5630), (2005, 4504), (2252, 4010), (2815, 3208)]