7242320

素因数分解:

$2^4\times 5^1\times {\mathrm{90529}}^1$

素因数の和:90542

約数の個数: 20

約数和(自身を含む): 16838580

約数和(自身を除く): 9596260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 90529, 181058, 362116, 452645, 724232, 905290, 1448464, 1810580, 3621160, 7242320]

約数ペア:

[(1, 7242320), (2, 3621160), (4, 1810580), (5, 1448464), (8, 905290), (10, 724232), (16, 452645), (20, 362116), (40, 181058), (80, 90529)]