9823660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6379}}^1$

素因数の和:6406

約数の個数: 48

約数和(自身を含む): 25724160

約数和(自身を除く): 15900500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 6379, 12758, 25516, 31895, 44653, 63790, 70169, 89306, 127580, 140338, 178612, 223265, 280676, 350845, 446530, 491183, 701690, 893060, 982366, 1403380, 1964732, 2455915, 4911830, 9823660]

約数ペア:

[(1, 9823660), (2, 4911830), (4, 2455915), (5, 1964732), (7, 1403380), (10, 982366), (11, 893060), (14, 701690), (20, 491183), (22, 446530), (28, 350845), (35, 280676), (44, 223265), (55, 178612), (70, 140338), (77, 127580), (110, 89306), (140, 70169), (154, 63790), (220, 44653), (308, 31895), (385, 25516), (770, 12758), (1540, 6379)]