12490580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2161}}^1$

素因数の和:2204

約数の個数: 36

約数和(自身を含む): 27876828

約数和(自身を除く): 15386248

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2161, 2890, 4322, 5780, 8644, 10805, 21610, 36737, 43220, 73474, 146948, 183685, 367370, 624529, 734740, 1249058, 2498116, 3122645, 6245290, 12490580]

約数ペア:

[(1, 12490580), (2, 6245290), (4, 3122645), (5, 2498116), (10, 1249058), (17, 734740), (20, 624529), (34, 367370), (68, 183685), (85, 146948), (170, 73474), (289, 43220), (340, 36737), (578, 21610), (1156, 10805), (1445, 8644), (2161, 5780), (2890, 4322)]