398299130

素因数分解:

$2^1\times 5^1\times {\mathrm{1753}}^1\times {\mathrm{22721}}^1$

素因数の和:24481

約数の個数: 16

約数和(自身を含む): 717378984

約数和(自身を除く): 319079854

約数列:

[1, 2, 5, 10, 1753, 3506, 8765, 17530, 22721, 45442, 113605, 227210, 39829913, 79659826, 199149565, 398299130]

約数ペア:

[(1, 398299130), (2, 199149565), (5, 79659826), (10, 39829913), (1753, 227210), (3506, 113605), (8765, 45442), (17530, 22721)]