9898120

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{701}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 22365720

約数和(自身を除く): 12467600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 701, 706, 1402, 1412, 1765, 2804, 2824, 3505, 3530, 5608, 7010, 7060, 14020, 14120, 28040, 247453, 494906, 989812, 1237265, 1979624, 2474530, 4949060, 9898120]

約数ペア:

[(1, 9898120), (2, 4949060), (4, 2474530), (5, 1979624), (8, 1237265), (10, 989812), (20, 494906), (40, 247453), (353, 28040), (701, 14120), (706, 14020), (1402, 7060), (1412, 7010), (1765, 5608), (2804, 3530), (2824, 3505)]