40874408

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{19427}}^1$

素因数の和:19696

約数の個数: 16

約数和(自身を含む): 76934880

約数和(自身を除く): 36060472

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 19427, 38854, 77708, 155416, 5109301, 10218602, 20437204, 40874408]

約数ペア:

[(1, 40874408), (2, 20437204), (4, 10218602), (8, 5109301), (263, 155416), (526, 77708), (1052, 38854), (2104, 19427)]