15150220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39869}}^1$

素因数の和:39897

約数の個数: 24

約数和(自身を含む): 33490800

約数和(自身を除く): 18340580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 39869, 79738, 159476, 199345, 398690, 757511, 797380, 1515022, 3030044, 3787555, 7575110, 15150220]

約数ペア:

[(1, 15150220), (2, 7575110), (4, 3787555), (5, 3030044), (10, 1515022), (19, 797380), (20, 757511), (38, 398690), (76, 199345), (95, 159476), (190, 79738), (380, 39869)]