40877920

素因数分解:

$2^5\times 5^1\times {\mathrm{255487}}^1$

素因数の和:255502

約数の個数: 24

約数和(自身を含む): 96574464

約数和(自身を除く): 55696544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 255487, 510974, 1021948, 1277435, 2043896, 2554870, 4087792, 5109740, 8175584, 10219480, 20438960, 40877920]

約数ペア:

[(1, 40877920), (2, 20438960), (4, 10219480), (5, 8175584), (8, 5109740), (10, 4087792), (16, 2554870), (20, 2043896), (32, 1277435), (40, 1021948), (80, 510974), (160, 255487)]