19610030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 40373424

約数和(自身を除く): 20763394

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 337, 506, 529, 674, 1058, 1265, 1685, 2530, 2645, 3370, 3707, 5290, 5819, 7414, 7751, 11638, 15502, 18535, 29095, 37070, 38755, 58190, 77510, 85261, 170522, 178273, 356546, 426305, 852610, 891365, 1782730, 1961003, 3922006, 9805015, 19610030]

約数ペア:

[(1, 19610030), (2, 9805015), (5, 3922006), (10, 1961003), (11, 1782730), (22, 891365), (23, 852610), (46, 426305), (55, 356546), (110, 178273), (115, 170522), (230, 85261), (253, 77510), (337, 58190), (506, 38755), (529, 37070), (674, 29095), (1058, 18535), (1265, 15502), (1685, 11638), (2530, 7751), (2645, 7414), (3370, 5819), (3707, 5290)]