40158544

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{31771}}^1$

素因数の和:31858

約数の個数: 20

約数和(自身を含む): 78794560

約数和(自身を除く): 38636016

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 31771, 63542, 127084, 254168, 508336, 2509909, 5019818, 10039636, 20079272, 40158544]

約数ペア:

[(1, 40158544), (2, 20079272), (4, 10039636), (8, 5019818), (16, 2509909), (79, 508336), (158, 254168), (316, 127084), (632, 63542), (1264, 31771)]