6584420

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 13878648

約数和(自身を除く): 7294228

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 821, 1604, 1642, 2005, 3284, 4010, 4105, 8020, 8210, 16420, 329221, 658442, 1316884, 1646105, 3292210, 6584420]

約数ペア:

[(1, 6584420), (2, 3292210), (4, 1646105), (5, 1316884), (10, 658442), (20, 329221), (401, 16420), (802, 8210), (821, 8020), (1604, 4105), (1642, 4010), (2005, 3284)]