40886896

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{10181}}^1$

素因数の和:10440

約数の個数: 20

約数和(自身を含む): 79541784

約数和(自身を除く): 38654888

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 10181, 20362, 40724, 81448, 162896, 2555431, 5110862, 10221724, 20443448, 40886896]

約数ペア:

[(1, 40886896), (2, 20443448), (4, 10221724), (8, 5110862), (16, 2555431), (251, 162896), (502, 81448), (1004, 40724), (2008, 20362), (4016, 10181)]