40487272

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2749}}^1$

素因数の和:3025

約数の個数: 32

約数和(自身を含む): 87120000

約数和(自身を除く): 46632728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1841, 2104, 2749, 3682, 5498, 7364, 10996, 14728, 19243, 21992, 38486, 76972, 153944, 722987, 1445974, 2891948, 5060909, 5783896, 10121818, 20243636, 40487272]

約数ペア:

[(1, 40487272), (2, 20243636), (4, 10121818), (7, 5783896), (8, 5060909), (14, 2891948), (28, 1445974), (56, 722987), (263, 153944), (526, 76972), (1052, 38486), (1841, 21992), (2104, 19243), (2749, 14728), (3682, 10996), (5498, 7364)]