40835980

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3919}}^1$

素因数の和:4449

約数の個数: 24

約数和(自身を含む): 85942080

約数和(自身を除く): 45106100

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 3919, 5210, 7838, 10420, 15676, 19595, 39190, 78380, 2041799, 4083598, 8167196, 10208995, 20417990, 40835980]

約数ペア:

[(1, 40835980), (2, 20417990), (4, 10208995), (5, 8167196), (10, 4083598), (20, 2041799), (521, 78380), (1042, 39190), (2084, 19595), (2605, 15676), (3919, 10420), (5210, 7838)]