210864790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{680209}}^1$

素因数の和:680247

約数の個数: 16

約数和(自身を含む): 391800960

約数和(自身を除く): 180936170

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 680209, 1360418, 3401045, 6802090, 21086479, 42172958, 105432395, 210864790]

約数ペア:

[(1, 210864790), (2, 105432395), (5, 42172958), (10, 21086479), (31, 6802090), (62, 3401045), (155, 1360418), (310, 680209)]