42562540

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3259}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 89545680

約数和(自身を除く): 46983140

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3259, 3265, 6518, 6530, 13036, 13060, 16295, 32590, 65180, 2128127, 4256254, 8512508, 10640635, 21281270, 42562540]

約数ペア:

[(1, 42562540), (2, 21281270), (4, 10640635), (5, 8512508), (10, 4256254), (20, 2128127), (653, 65180), (1306, 32590), (2612, 16295), (3259, 13060), (3265, 13036), (6518, 6530)]