426410180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{27943}}^1$

素因数の和:28068

約数の個数: 48

約数和(自身を含む): 1032810240

約数和(自身を除く): 606400060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 15260, 27943, 55886, 111772, 139715, 195601, 279430, 391202, 558860, 782404, 978005, 1956010, 3045787, 3912020, 6091574, 12183148, 15228935, 21320509, 30457870, 42641018, 60915740, 85282036, 106602545, 213205090, 426410180]

約数ペア:

[(1, 426410180), (2, 213205090), (4, 106602545), (5, 85282036), (7, 60915740), (10, 42641018), (14, 30457870), (20, 21320509), (28, 15228935), (35, 12183148), (70, 6091574), (109, 3912020), (140, 3045787), (218, 1956010), (436, 978005), (545, 782404), (763, 558860), (1090, 391202), (1526, 279430), (2180, 195601), (3052, 139715), (3815, 111772), (7630, 55886), (15260, 27943)]