2783500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 6420960

約数和(自身を除く): 3637460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 293, 380, 475, 500, 586, 950, 1172, 1465, 1900, 2375, 2930, 4750, 5567, 5860, 7325, 9500, 11134, 14650, 22268, 27835, 29300, 36625, 55670, 73250, 111340, 139175, 146500, 278350, 556700, 695875, 1391750, 2783500]

約数ペア:

[(1, 2783500), (2, 1391750), (4, 695875), (5, 556700), (10, 278350), (19, 146500), (20, 139175), (25, 111340), (38, 73250), (50, 55670), (76, 36625), (95, 29300), (100, 27835), (125, 22268), (190, 14650), (250, 11134), (293, 9500), (380, 7325), (475, 5860), (500, 5567), (586, 4750), (950, 2930), (1172, 2375), (1465, 1900)]