203467720

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{11587}}^1$

素因数の和:12037

約数の個数: 32

約数和(自身を含む): 458884800

約数和(自身を除く): 255417080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 8780, 11587, 17560, 23174, 46348, 57935, 92696, 115870, 231740, 463480, 5086693, 10173386, 20346772, 25433465, 40693544, 50866930, 101733860, 203467720]

約数ペア:

[(1, 203467720), (2, 101733860), (4, 50866930), (5, 40693544), (8, 25433465), (10, 20346772), (20, 10173386), (40, 5086693), (439, 463480), (878, 231740), (1756, 115870), (2195, 92696), (3512, 57935), (4390, 46348), (8780, 23174), (11587, 17560)]