40126180

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1931}}^1$

素因数の和:2979

約数の個数: 24

約数和(自身を含む): 84389760

約数和(自身を除く): 44263580

約数列:

[1, 2, 4, 5, 10, 20, 1039, 1931, 2078, 3862, 4156, 5195, 7724, 9655, 10390, 19310, 20780, 38620, 2006309, 4012618, 8025236, 10031545, 20063090, 40126180]

約数ペア:

[(1, 40126180), (2, 20063090), (4, 10031545), (5, 8025236), (10, 4012618), (20, 2006309), (1039, 38620), (1931, 20780), (2078, 19310), (3862, 10390), (4156, 9655), (5195, 7724)]