56012920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 131868000

約数和(自身を除く): 75855080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 218, 232, 290, 436, 443, 545, 580, 872, 886, 1090, 1160, 1772, 2180, 2215, 3161, 3544, 4360, 4430, 6322, 8860, 12644, 12847, 15805, 17720, 25288, 25694, 31610, 48287, 51388, 63220, 64235, 96574, 102776, 126440, 128470, 193148, 241435, 256940, 386296, 482870, 513880, 965740, 1400323, 1931480, 2800646, 5601292, 7001615, 11202584, 14003230, 28006460, 56012920]

約数ペア:

[(1, 56012920), (2, 28006460), (4, 14003230), (5, 11202584), (8, 7001615), (10, 5601292), (20, 2800646), (29, 1931480), (40, 1400323), (58, 965740), (109, 513880), (116, 482870), (145, 386296), (218, 256940), (232, 241435), (290, 193148), (436, 128470), (443, 126440), (545, 102776), (580, 96574), (872, 64235), (886, 63220), (1090, 51388), (1160, 48287), (1772, 31610), (2180, 25694), (2215, 25288), (3161, 17720), (3544, 15805), (4360, 12847), (4430, 12644), (6322, 8860)]