2562440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 6093900

約数和(自身を除く): 3531460

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 580, 940, 1160, 1363, 1880, 2209, 2726, 4418, 5452, 6815, 8836, 10904, 11045, 13630, 17672, 22090, 27260, 44180, 54520, 64061, 88360, 128122, 256244, 320305, 512488, 640610, 1281220, 2562440]

約数ペア:

[(1, 2562440), (2, 1281220), (4, 640610), (5, 512488), (8, 320305), (10, 256244), (20, 128122), (29, 88360), (40, 64061), (47, 54520), (58, 44180), (94, 27260), (116, 22090), (145, 17672), (188, 13630), (232, 11045), (235, 10904), (290, 8836), (376, 6815), (470, 5452), (580, 4418), (940, 2726), (1160, 2209), (1363, 1880)]