1386596540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9904261}}^1$

素因数の和:9904277

約数の個数: 24

約数和(自身を含む): 3327832032

約数和(自身を除く): 1941235492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9904261, 19808522, 39617044, 49521305, 69329827, 99042610, 138659654, 198085220, 277319308, 346649135, 693298270, 1386596540]

約数ペア:

[(1, 1386596540), (2, 693298270), (4, 346649135), (5, 277319308), (7, 198085220), (10, 138659654), (14, 99042610), (20, 69329827), (28, 49521305), (35, 39617044), (70, 19808522), (140, 9904261)]