81888380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{584917}}^1$

素因数の和:584933

約数の個数: 24

約数和(自身を含む): 196532448

約数和(自身を除く): 114644068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 584917, 1169834, 2339668, 2924585, 4094419, 5849170, 8188838, 11698340, 16377676, 20472095, 40944190, 81888380]

約数ペア:

[(1, 81888380), (2, 40944190), (4, 20472095), (5, 16377676), (7, 11698340), (10, 8188838), (14, 5849170), (20, 4094419), (28, 2924585), (35, 2339668), (70, 1169834), (140, 584917)]