2006600

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 4761600

約数和(自身を除く): 2755000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 127, 158, 200, 254, 316, 395, 508, 632, 635, 790, 1016, 1270, 1580, 1975, 2540, 3160, 3175, 3950, 5080, 6350, 7900, 10033, 12700, 15800, 20066, 25400, 40132, 50165, 80264, 100330, 200660, 250825, 401320, 501650, 1003300, 2006600]

約数ペア:

[(1, 2006600), (2, 1003300), (4, 501650), (5, 401320), (8, 250825), (10, 200660), (20, 100330), (25, 80264), (40, 50165), (50, 40132), (79, 25400), (100, 20066), (127, 15800), (158, 12700), (200, 10033), (254, 7900), (316, 6350), (395, 5080), (508, 3950), (632, 3175), (635, 3160), (790, 2540), (1016, 1975), (1270, 1580)]