39983080

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5023}}^1$

素因数の和:5233

約数の個数: 32

約数和(自身を含む): 90432000

約数和(自身を除く): 50448920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 5023, 7960, 10046, 20092, 25115, 40184, 50230, 100460, 200920, 999577, 1999154, 3998308, 4997885, 7996616, 9995770, 19991540, 39983080]

約数ペア:

[(1, 39983080), (2, 19991540), (4, 9995770), (5, 7996616), (8, 4997885), (10, 3998308), (20, 1999154), (40, 999577), (199, 200920), (398, 100460), (796, 50230), (995, 40184), (1592, 25115), (1990, 20092), (3980, 10046), (5023, 7960)]