40514440

素因数分解:

$2^3\times 5^1\times {\mathrm{1012861}}^1$

素因数の和:1012872

約数の個数: 16

約数和(自身を含む): 91157580

約数和(自身を除く): 50643140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012861, 2025722, 4051444, 5064305, 8102888, 10128610, 20257220, 40514440]

約数ペア:

[(1, 40514440), (2, 20257220), (4, 10128610), (5, 8102888), (8, 5064305), (10, 4051444), (20, 2025722), (40, 1012861)]