4977400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 11874240

約数和(自身を除く): 6896840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 607, 820, 1025, 1214, 1640, 2050, 2428, 3035, 4100, 4856, 6070, 8200, 12140, 15175, 24280, 24887, 30350, 49774, 60700, 99548, 121400, 124435, 199096, 248870, 497740, 622175, 995480, 1244350, 2488700, 4977400]

約数ペア:

[(1, 4977400), (2, 2488700), (4, 1244350), (5, 995480), (8, 622175), (10, 497740), (20, 248870), (25, 199096), (40, 124435), (41, 121400), (50, 99548), (82, 60700), (100, 49774), (164, 30350), (200, 24887), (205, 24280), (328, 15175), (410, 12140), (607, 8200), (820, 6070), (1025, 4856), (1214, 4100), (1640, 3035), (2050, 2428)]