21704600

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2309}}^1$

素因数の和:2372

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 29854600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2309, 2350, 4618, 4700, 9236, 9400, 11545, 18472, 23090, 46180, 57725, 92360, 108523, 115450, 217046, 230900, 434092, 461800, 542615, 868184, 1085230, 2170460, 2713075, 4340920, 5426150, 10852300, 21704600]

約数ペア:

[(1, 21704600), (2, 10852300), (4, 5426150), (5, 4340920), (8, 2713075), (10, 2170460), (20, 1085230), (25, 868184), (40, 542615), (47, 461800), (50, 434092), (94, 230900), (100, 217046), (188, 115450), (200, 108523), (235, 92360), (376, 57725), (470, 46180), (940, 23090), (1175, 18472), (1880, 11545), (2309, 9400), (2350, 9236), (4618, 4700)]