15098180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5431}}^1$

素因数の和:5579

約数の個数: 24

約数和(自身を含む): 31940160

約数和(自身を除く): 16841980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 5431, 10862, 21724, 27155, 54310, 108620, 754909, 1509818, 3019636, 3774545, 7549090, 15098180]

約数ペア:

[(1, 15098180), (2, 7549090), (4, 3774545), (5, 3019636), (10, 1509818), (20, 754909), (139, 108620), (278, 54310), (556, 27155), (695, 21724), (1390, 10862), (2780, 5431)]