38923900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3571}}^1$

素因数の和:3694

約数の個数: 36

約数和(自身を含む): 85263640

約数和(自身を除く): 46339740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 3571, 5450, 7142, 10900, 14284, 17855, 35710, 71420, 89275, 178550, 357100, 389239, 778478, 1556956, 1946195, 3892390, 7784780, 9730975, 19461950, 38923900]

約数ペア:

[(1, 38923900), (2, 19461950), (4, 9730975), (5, 7784780), (10, 3892390), (20, 1946195), (25, 1556956), (50, 778478), (100, 389239), (109, 357100), (218, 178550), (436, 89275), (545, 71420), (1090, 35710), (2180, 17855), (2725, 14284), (3571, 10900), (5450, 7142)]