1520360

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1935640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 199, 382, 398, 764, 796, 955, 995, 1528, 1592, 1910, 1990, 3820, 3980, 7640, 7960, 38009, 76018, 152036, 190045, 304072, 380090, 760180, 1520360]

約数ペア:

[(1, 1520360), (2, 760180), (4, 380090), (5, 304072), (8, 190045), (10, 152036), (20, 76018), (40, 38009), (191, 7960), (199, 7640), (382, 3980), (398, 3820), (764, 1990), (796, 1910), (955, 1592), (995, 1528)]