8781370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2230

約数の個数: 32

約数和(自身を含む): 17579520

約数和(自身を除く): 8798150

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 2179, 4030, 4358, 10895, 21790, 28327, 56654, 67549, 135098, 141635, 283270, 337745, 675490, 878137, 1756274, 4390685, 8781370]

約数ペア:

[(1, 8781370), (2, 4390685), (5, 1756274), (10, 878137), (13, 675490), (26, 337745), (31, 283270), (62, 141635), (65, 135098), (130, 67549), (155, 56654), (310, 28327), (403, 21790), (806, 10895), (2015, 4358), (2179, 4030)]