40943380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20269}}^1$

素因数の和:20379

約数の個数: 24

約数和(自身を含む): 86836680

約数和(自身を除く): 45893300

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 20269, 40538, 81076, 101345, 202690, 405380, 2047169, 4094338, 8188676, 10235845, 20471690, 40943380]

約数ペア:

[(1, 40943380), (2, 20471690), (4, 10235845), (5, 8188676), (10, 4094338), (20, 2047169), (101, 405380), (202, 202690), (404, 101345), (505, 81076), (1010, 40538), (2020, 20269)]