2605400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{1861}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 6926640

約数和(自身を除く): 4321240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 1861, 3722, 7444, 9305, 13027, 14888, 18610, 26054, 37220, 46525, 52108, 65135, 74440, 93050, 104216, 130270, 186100, 260540, 325675, 372200, 521080, 651350, 1302700, 2605400]

約数ペア:

[(1, 2605400), (2, 1302700), (4, 651350), (5, 521080), (7, 372200), (8, 325675), (10, 260540), (14, 186100), (20, 130270), (25, 104216), (28, 93050), (35, 74440), (40, 65135), (50, 52108), (56, 46525), (70, 37220), (100, 26054), (140, 18610), (175, 14888), (200, 13027), (280, 9305), (350, 7444), (700, 3722), (1400, 1861)]