28222730

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{7109}}^1$

素因数の和:7513

約数の個数: 16

約数和(自身を含む): 50936040

約数和(自身を除く): 22713310

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 7109, 14218, 35545, 71090, 2822273, 5644546, 14111365, 28222730]

約数ペア:

[(1, 28222730), (2, 14111365), (5, 5644546), (10, 2822273), (397, 71090), (794, 35545), (1985, 14218), (3970, 7109)]