40393390

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{16901}}^1$

素因数の和:17147

約数の個数: 16

約数和(自身を含む): 73016640

約数和(自身を除く): 32623250

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 16901, 33802, 84505, 169010, 4039339, 8078678, 20196695, 40393390]

約数ペア:

[(1, 40393390), (2, 20196695), (5, 8078678), (10, 4039339), (239, 169010), (478, 84505), (1195, 33802), (2390, 16901)]