12118520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 29203200

約数和(自身を除く): 17084680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 337, 580, 620, 674, 899, 1160, 1240, 1348, 1685, 1798, 2696, 3370, 3596, 4495, 6740, 7192, 8990, 9773, 10447, 13480, 17980, 19546, 20894, 35960, 39092, 41788, 48865, 52235, 78184, 83576, 97730, 104470, 195460, 208940, 302963, 390920, 417880, 605926, 1211852, 1514815, 2423704, 3029630, 6059260, 12118520]

約数ペア:

[(1, 12118520), (2, 6059260), (4, 3029630), (5, 2423704), (8, 1514815), (10, 1211852), (20, 605926), (29, 417880), (31, 390920), (40, 302963), (58, 208940), (62, 195460), (116, 104470), (124, 97730), (145, 83576), (155, 78184), (232, 52235), (248, 48865), (290, 41788), (310, 39092), (337, 35960), (580, 20894), (620, 19546), (674, 17980), (899, 13480), (1160, 10447), (1240, 9773), (1348, 8990), (1685, 7192), (1798, 6740), (2696, 4495), (3370, 3596)]