15242320

素因数分解:

$2^4\times 5^1\times {\mathrm{190529}}^1$

素因数の和:190542

約数の個数: 20

約数和(自身を含む): 35438580

約数和(自身を除く): 20196260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190529, 381058, 762116, 952645, 1524232, 1905290, 3048464, 3810580, 7621160, 15242320]

約数ペア:

[(1, 15242320), (2, 7621160), (4, 3810580), (5, 3048464), (8, 1905290), (10, 1524232), (16, 952645), (20, 762116), (40, 381058), (80, 190529)]