40558712

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{19727}}^1$

素因数の和:19990

約数の個数: 16

約数和(自身を含む): 76347360

約数和(自身を除く): 35788648

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 19727, 39454, 78908, 157816, 5069839, 10139678, 20279356, 40558712]

約数ペア:

[(1, 40558712), (2, 20279356), (4, 10139678), (8, 5069839), (257, 157816), (514, 78908), (1028, 39454), (2056, 19727)]