2646320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1741}}^1$

素因数の和:1773

約数の個数: 40

約数和(自身を含む): 6480240

約数和(自身を除く): 3833920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1741, 3482, 6964, 8705, 13928, 17410, 27856, 33079, 34820, 66158, 69640, 132316, 139280, 165395, 264632, 330790, 529264, 661580, 1323160, 2646320]

約数ペア:

[(1, 2646320), (2, 1323160), (4, 661580), (5, 529264), (8, 330790), (10, 264632), (16, 165395), (19, 139280), (20, 132316), (38, 69640), (40, 66158), (76, 34820), (80, 33079), (95, 27856), (152, 17410), (190, 13928), (304, 8705), (380, 6964), (760, 3482), (1520, 1741)]