20143472960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4842181}}^1$

素因数の和:4842211

約数の個数: 56

約数和(自身を含む): 51656397576

約数和(自身を除く): 31512924616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 4842181, 9684362, 19368724, 24210905, 38737448, 48421810, 62948353, 77474896, 96843620, 125896706, 154949792, 193687240, 251793412, 309899584, 314741765, 387374480, 503586824, 629483530, 774748960, 1007173648, 1258967060, 1549497920, 2014347296, 2517934120, 4028694592, 5035868240, 10071736480, 20143472960]

約数ペア:

[(1, 20143472960), (2, 10071736480), (4, 5035868240), (5, 4028694592), (8, 2517934120), (10, 2014347296), (13, 1549497920), (16, 1258967060), (20, 1007173648), (26, 774748960), (32, 629483530), (40, 503586824), (52, 387374480), (64, 314741765), (65, 309899584), (80, 251793412), (104, 193687240), (130, 154949792), (160, 125896706), (208, 96843620), (260, 77474896), (320, 62948353), (416, 48421810), (520, 38737448), (832, 24210905), (1040, 19368724), (2080, 9684362), (4160, 4842181)]