122567240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{34429}}^1$

素因数の和:34529

約数の個数: 32

約数和(自身を含む): 278883000

約数和(自身を除く): 156315760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 34429, 68858, 137716, 172145, 275432, 344290, 688580, 1377160, 3064181, 6128362, 12256724, 15320905, 24513448, 30641810, 61283620, 122567240]

約数ペア:

[(1, 122567240), (2, 61283620), (4, 30641810), (5, 24513448), (8, 15320905), (10, 12256724), (20, 6128362), (40, 3064181), (89, 1377160), (178, 688580), (356, 344290), (445, 275432), (712, 172145), (890, 137716), (1780, 68858), (3560, 34429)]