20356740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113093}}^1$

素因数の和:113108

約数の個数: 36

約数和(自身を含む): 61749324

約数和(自身を除く): 41392584

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113093, 226186, 339279, 452372, 565465, 678558, 1017837, 1130930, 1357116, 1696395, 2035674, 2261860, 3392790, 4071348, 5089185, 6785580, 10178370, 20356740]

約数ペア:

[(1, 20356740), (2, 10178370), (3, 6785580), (4, 5089185), (5, 4071348), (6, 3392790), (9, 2261860), (10, 2035674), (12, 1696395), (15, 1357116), (18, 1130930), (20, 1017837), (30, 678558), (36, 565465), (45, 452372), (60, 339279), (90, 226186), (180, 113093)]