29268920

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3677}}^1$

素因数の和:3887

約数の個数: 32

約数和(自身を含む): 66204000

約数和(自身を除く): 36935080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3677, 3980, 7354, 7960, 14708, 18385, 29416, 36770, 73540, 147080, 731723, 1463446, 2926892, 3658615, 5853784, 7317230, 14634460, 29268920]

約数ペア:

[(1, 29268920), (2, 14634460), (4, 7317230), (5, 5853784), (8, 3658615), (10, 2926892), (20, 1463446), (40, 731723), (199, 147080), (398, 73540), (796, 36770), (995, 29416), (1592, 18385), (1990, 14708), (3677, 7960), (3980, 7354)]