12257560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43777}}^1$

素因数の和:43795

約数の個数: 32

約数和(自身を含む): 31520160

約数和(自身を除く): 19262600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43777, 87554, 175108, 218885, 306439, 350216, 437770, 612878, 875540, 1225756, 1532195, 1751080, 2451512, 3064390, 6128780, 12257560]

約数ペア:

[(1, 12257560), (2, 6128780), (4, 3064390), (5, 2451512), (7, 1751080), (8, 1532195), (10, 1225756), (14, 875540), (20, 612878), (28, 437770), (35, 350216), (40, 306439), (56, 218885), (70, 175108), (140, 87554), (280, 43777)]