12216790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39409}}^1$

素因数の和:39447

約数の個数: 16

約数和(自身を含む): 22700160

約数和(自身を除く): 10483370

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 39409, 78818, 197045, 394090, 1221679, 2443358, 6108395, 12216790]

約数ペア:

[(1, 12216790), (2, 6108395), (5, 2443358), (10, 1221679), (31, 394090), (62, 197045), (155, 78818), (310, 39409)]