4003040

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 9580032

約数和(自身を除く): 5576992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 197, 254, 394, 508, 635, 788, 985, 1016, 1270, 1576, 1970, 2032, 2540, 3152, 3940, 4064, 5080, 6304, 7880, 10160, 15760, 20320, 25019, 31520, 50038, 100076, 125095, 200152, 250190, 400304, 500380, 800608, 1000760, 2001520, 4003040]

約数ペア:

[(1, 4003040), (2, 2001520), (4, 1000760), (5, 800608), (8, 500380), (10, 400304), (16, 250190), (20, 200152), (32, 125095), (40, 100076), (80, 50038), (127, 31520), (160, 25019), (197, 20320), (254, 15760), (394, 10160), (508, 7880), (635, 6304), (788, 5080), (985, 4064), (1016, 3940), (1270, 3152), (1576, 2540), (1970, 2032)]