20172320940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{337217}}^1$

素因数の和:338226

約数の個数: 48

約数和(自身を含む): 56539318752

約数和(自身を除く): 36366997812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 997, 1994, 2991, 3988, 4985, 5982, 9970, 11964, 14955, 19940, 29910, 59820, 337217, 674434, 1011651, 1348868, 1686085, 2023302, 3372170, 4046604, 5058255, 6744340, 10116510, 20233020, 336205349, 672410698, 1008616047, 1344821396, 1681026745, 2017232094, 3362053490, 4034464188, 5043080235, 6724106980, 10086160470, 20172320940]

約数ペア:

[(1, 20172320940), (2, 10086160470), (3, 6724106980), (4, 5043080235), (5, 4034464188), (6, 3362053490), (10, 2017232094), (12, 1681026745), (15, 1344821396), (20, 1008616047), (30, 672410698), (60, 336205349), (997, 20233020), (1994, 10116510), (2991, 6744340), (3988, 5058255), (4985, 4046604), (5982, 3372170), (9970, 2023302), (11964, 1686085), (14955, 1348868), (19940, 1011651), (29910, 674434), (59820, 337217)]