12821060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5387}}^1$

素因数の和:5420

約数の個数: 48

約数和(自身を含む): 32586624

約数和(自身を除く): 19765564

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 5387, 10774, 21548, 26935, 37709, 53870, 75418, 91579, 107740, 150836, 183158, 188545, 366316, 377090, 457895, 641053, 754180, 915790, 1282106, 1831580, 2564212, 3205265, 6410530, 12821060]

約数ペア:

[(1, 12821060), (2, 6410530), (4, 3205265), (5, 2564212), (7, 1831580), (10, 1282106), (14, 915790), (17, 754180), (20, 641053), (28, 457895), (34, 377090), (35, 366316), (68, 188545), (70, 183158), (85, 150836), (119, 107740), (140, 91579), (170, 75418), (238, 53870), (340, 37709), (476, 26935), (595, 21548), (1190, 10774), (2380, 5387)]