16208780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115777}}^1$

素因数の和:115793

約数の個数: 24

約数和(自身を含む): 38901408

約数和(自身を除く): 22692628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115777, 231554, 463108, 578885, 810439, 1157770, 1620878, 2315540, 3241756, 4052195, 8104390, 16208780]

約数ペア:

[(1, 16208780), (2, 8104390), (4, 4052195), (5, 3241756), (7, 2315540), (10, 1620878), (14, 1157770), (20, 810439), (28, 578885), (35, 463108), (70, 231554), (140, 115777)]