9557780

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2143}}^1$

素因数の和:2375

約数の個数: 24

約数和(自身を含む): 20170752

約数和(自身を除く): 10612972

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2143, 2230, 4286, 4460, 8572, 10715, 21430, 42860, 477889, 955778, 1911556, 2389445, 4778890, 9557780]

約数ペア:

[(1, 9557780), (2, 4778890), (4, 2389445), (5, 1911556), (10, 955778), (20, 477889), (223, 42860), (446, 21430), (892, 10715), (1115, 8572), (2143, 4460), (2230, 4286)]