1775080

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 4032000

約数和(自身を除く): 2256920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 223, 398, 446, 796, 892, 995, 1115, 1592, 1784, 1990, 2230, 3980, 4460, 7960, 8920, 44377, 88754, 177508, 221885, 355016, 443770, 887540, 1775080]

約数ペア:

[(1, 1775080), (2, 887540), (4, 443770), (5, 355016), (8, 221885), (10, 177508), (20, 88754), (40, 44377), (199, 8920), (223, 7960), (398, 4460), (446, 3980), (796, 2230), (892, 1990), (995, 1784), (1115, 1592)]