1257996964

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1\times {\mathrm{503}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 2540160000

約数和(自身を除く): 1282163036

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 499, 503, 716, 998, 1006, 1253, 1996, 2012, 2506, 3493, 3521, 5012, 6986, 7042, 13972, 14084, 89321, 90037, 178642, 180074, 250997, 357284, 360148, 501994, 625247, 630259, 1003988, 1250494, 1260518, 1756979, 2500988, 2521036, 3513958, 7027916, 44928463, 89856926, 179713852, 314499241, 628998482, 1257996964]

約数ペア:

[(1, 1257996964), (2, 628998482), (4, 314499241), (7, 179713852), (14, 89856926), (28, 44928463), (179, 7027916), (358, 3513958), (499, 2521036), (503, 2500988), (716, 1756979), (998, 1260518), (1006, 1250494), (1253, 1003988), (1996, 630259), (2012, 625247), (2506, 501994), (3493, 360148), (3521, 357284), (5012, 250997), (6986, 180074), (7042, 178642), (13972, 90037), (14084, 89321)]