16861160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9803}}^1$

素因数の和:9857

約数の個数: 32

約数和(自身を含む): 38823840

約数和(自身を除く): 21962680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9803, 19606, 39212, 49015, 78424, 98030, 196060, 392120, 421529, 843058, 1686116, 2107645, 3372232, 4215290, 8430580, 16861160]

約数ペア:

[(1, 16861160), (2, 8430580), (4, 4215290), (5, 3372232), (8, 2107645), (10, 1686116), (20, 843058), (40, 421529), (43, 392120), (86, 196060), (172, 98030), (215, 78424), (344, 49015), (430, 39212), (860, 19606), (1720, 9803)]