40013360

素因数分解:

$2^4\times 5^1\times {\mathrm{500167}}^1$

素因数の和:500180

約数の個数: 20

約数和(自身を含む): 93031248

約数和(自身を除く): 53017888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 500167, 1000334, 2000668, 2500835, 4001336, 5001670, 8002672, 10003340, 20006680, 40013360]

約数ペア:

[(1, 40013360), (2, 20006680), (4, 10003340), (5, 8002672), (8, 5001670), (10, 4001336), (16, 2500835), (20, 2000668), (40, 1000334), (80, 500167)]