12869620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22189}}^1$

素因数の和:22227

約数の個数: 24

約数和(自身を含む): 27959400

約数和(自身を除く): 15089780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 22189, 44378, 88756, 110945, 221890, 443780, 643481, 1286962, 2573924, 3217405, 6434810, 12869620]

約数ペア:

[(1, 12869620), (2, 6434810), (4, 3217405), (5, 2573924), (10, 1286962), (20, 643481), (29, 443780), (58, 221890), (116, 110945), (145, 88756), (290, 44378), (580, 22189)]