13803280

素因数分解:

$2^4\times 5^1\times {\mathrm{172541}}^1$

素因数の和:172554

約数の個数: 20

約数和(自身を含む): 32092812

約数和(自身を除く): 18289532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172541, 345082, 690164, 862705, 1380328, 1725410, 2760656, 3450820, 6901640, 13803280]

約数ペア:

[(1, 13803280), (2, 6901640), (4, 3450820), (5, 2760656), (8, 1725410), (10, 1380328), (16, 862705), (20, 690164), (40, 345082), (80, 172541)]