39760120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21149}}^1$

素因数の和:21207

約数の個数: 32

約数和(自身を含む): 91368000

約数和(自身を除く): 51607880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21149, 42298, 84596, 105745, 169192, 211490, 422980, 845960, 994003, 1988006, 3976012, 4970015, 7952024, 9940030, 19880060, 39760120]

約数ペア:

[(1, 39760120), (2, 19880060), (4, 9940030), (5, 7952024), (8, 4970015), (10, 3976012), (20, 1988006), (40, 994003), (47, 845960), (94, 422980), (188, 211490), (235, 169192), (376, 105745), (470, 84596), (940, 42298), (1880, 21149)]