13490470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^2$

素因数の和:892

約数の個数: 24

約数和(自身を含む): 27815184

約数和(自身を除く): 14324714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 2195, 3073, 4390, 6146, 15365, 30730, 192721, 385442, 963605, 1349047, 1927210, 2698094, 6745235, 13490470]

約数ペア:

[(1, 13490470), (2, 6745235), (5, 2698094), (7, 1927210), (10, 1349047), (14, 963605), (35, 385442), (70, 192721), (439, 30730), (878, 15365), (2195, 6146), (3073, 4390)]