205792030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{2161}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 378263520

約数和(自身を除く): 172471490

約数列:

[1, 2, 5, 10, 89, 107, 178, 214, 445, 535, 890, 1070, 2161, 4322, 9523, 10805, 19046, 21610, 47615, 95230, 192329, 231227, 384658, 462454, 961645, 1156135, 1923290, 2312270, 20579203, 41158406, 102896015, 205792030]

約数ペア:

[(1, 205792030), (2, 102896015), (5, 41158406), (10, 20579203), (89, 2312270), (107, 1923290), (178, 1156135), (214, 961645), (445, 462454), (535, 384658), (890, 231227), (1070, 192329), (2161, 95230), (4322, 47615), (9523, 21610), (10805, 19046)]