109553420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{39983}}^1$

素因数の和:40129

約数の個数: 24

約数和(自身を含む): 231747264

約数和(自身を除く): 122193844

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 39983, 79966, 159932, 199915, 399830, 799660, 5477671, 10955342, 21910684, 27388355, 54776710, 109553420]

約数ペア:

[(1, 109553420), (2, 54776710), (4, 27388355), (5, 21910684), (10, 10955342), (20, 5477671), (137, 799660), (274, 399830), (548, 199915), (685, 159932), (1370, 79966), (2740, 39983)]