13812340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 36

約数和(自身を含む): 29634948

約数和(自身を除く): 15822608

約数列:

[1, 2, 4, 5, 10, 20, 71, 137, 142, 274, 284, 355, 548, 685, 710, 1370, 1420, 2740, 5041, 9727, 10082, 19454, 20164, 25205, 38908, 48635, 50410, 97270, 100820, 194540, 690617, 1381234, 2762468, 3453085, 6906170, 13812340]

約数ペア:

[(1, 13812340), (2, 6906170), (4, 3453085), (5, 2762468), (10, 1381234), (20, 690617), (71, 194540), (137, 100820), (142, 97270), (274, 50410), (284, 48635), (355, 38908), (548, 25205), (685, 20164), (710, 19454), (1370, 10082), (1420, 9727), (2740, 5041)]