1398970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 2736000

約数和(自身を除く): 1337030

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 199, 370, 398, 703, 995, 1406, 1990, 3515, 3781, 7030, 7363, 7562, 14726, 18905, 36815, 37810, 73630, 139897, 279794, 699485, 1398970]

約数ペア:

[(1, 1398970), (2, 699485), (5, 279794), (10, 139897), (19, 73630), (37, 37810), (38, 36815), (74, 18905), (95, 14726), (185, 7562), (190, 7363), (199, 7030), (370, 3781), (398, 3515), (703, 1990), (995, 1406)]