20123600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7187}}^1$

素因数の和:7212

約数の個数: 60

約数和(自身を含む): 55261344

約数和(自身を除く): 35137744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7187, 14374, 28748, 35935, 50309, 57496, 71870, 100618, 114992, 143740, 179675, 201236, 251545, 287480, 359350, 402472, 503090, 574960, 718700, 804944, 1006180, 1257725, 1437400, 2012360, 2515450, 2874800, 4024720, 5030900, 10061800, 20123600]

約数ペア:

[(1, 20123600), (2, 10061800), (4, 5030900), (5, 4024720), (7, 2874800), (8, 2515450), (10, 2012360), (14, 1437400), (16, 1257725), (20, 1006180), (25, 804944), (28, 718700), (35, 574960), (40, 503090), (50, 402472), (56, 359350), (70, 287480), (80, 251545), (100, 201236), (112, 179675), (140, 143740), (175, 114992), (200, 100618), (280, 71870), (350, 57496), (400, 50309), (560, 35935), (700, 28748), (1400, 14374), (2800, 7187)]