202181920

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11593}}^1$

素因数の和:11717

約数の個数: 48

約数和(自身を含む): 482078520

約数和(自身を除く): 279896600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8720, 11593, 17440, 23186, 46372, 57965, 92744, 115930, 185488, 231860, 370976, 463720, 927440, 1263637, 1854880, 2527274, 5054548, 6318185, 10109096, 12636370, 20218192, 25272740, 40436384, 50545480, 101090960, 202181920]

約数ペア:

[(1, 202181920), (2, 101090960), (4, 50545480), (5, 40436384), (8, 25272740), (10, 20218192), (16, 12636370), (20, 10109096), (32, 6318185), (40, 5054548), (80, 2527274), (109, 1854880), (160, 1263637), (218, 927440), (436, 463720), (545, 370976), (872, 231860), (1090, 185488), (1744, 115930), (2180, 92744), (3488, 57965), (4360, 46372), (8720, 23186), (11593, 17440)]