7221710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 13824000

約数和(自身を除く): 6602290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 191, 199, 382, 398, 955, 995, 1910, 1990, 3629, 3781, 7258, 7562, 18145, 18905, 36290, 37810, 38009, 76018, 190045, 380090, 722171, 1444342, 3610855, 7221710]

約数ペア:

[(1, 7221710), (2, 3610855), (5, 1444342), (10, 722171), (19, 380090), (38, 190045), (95, 76018), (190, 38009), (191, 37810), (199, 36290), (382, 18905), (398, 18145), (955, 7562), (995, 7258), (1910, 3781), (1990, 3629)]