293724040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{20341}}^1$

素因数の和:20390

約数の個数: 48

約数和(自身を含む): 697527180

約数和(自身を除く): 403803140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 20341, 40682, 81364, 101705, 162728, 203410, 386479, 406820, 772958, 813640, 1545916, 1932395, 3091832, 3864790, 7343101, 7729580, 14686202, 15459160, 29372404, 36715505, 58744808, 73431010, 146862020, 293724040]

約数ペア:

[(1, 293724040), (2, 146862020), (4, 73431010), (5, 58744808), (8, 36715505), (10, 29372404), (19, 15459160), (20, 14686202), (38, 7729580), (40, 7343101), (76, 3864790), (95, 3091832), (152, 1932395), (190, 1545916), (361, 813640), (380, 772958), (722, 406820), (760, 386479), (1444, 203410), (1805, 162728), (2888, 101705), (3610, 81364), (7220, 40682), (14440, 20341)]