64673860

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{9319}}^1$

素因数の和:9675

約数の個数: 24

約数和(自身を含む): 136221120

約数和(自身を除く): 71547260

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 9319, 18638, 37276, 46595, 93190, 186380, 3233693, 6467386, 12934772, 16168465, 32336930, 64673860]

約数ペア:

[(1, 64673860), (2, 32336930), (4, 16168465), (5, 12934772), (10, 6467386), (20, 3233693), (347, 186380), (694, 93190), (1388, 46595), (1735, 37276), (3470, 18638), (6940, 9319)]