15821540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113011}}^1$

素因数の和:113027

約数の個数: 24

約数和(自身を含む): 37972032

約数和(自身を除く): 22150492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113011, 226022, 452044, 565055, 791077, 1130110, 1582154, 2260220, 3164308, 3955385, 7910770, 15821540]

約数ペア:

[(1, 15821540), (2, 7910770), (4, 3955385), (5, 3164308), (7, 2260220), (10, 1582154), (14, 1130110), (20, 791077), (28, 565055), (35, 452044), (70, 226022), (140, 113011)]