118437940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83407}}^1$

素因数の和:83487

約数の個数: 24

約数和(自身を含む): 252225792

約数和(自身を除く): 133787852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 83407, 166814, 333628, 417035, 834070, 1668140, 5921897, 11843794, 23687588, 29609485, 59218970, 118437940]

約数ペア:

[(1, 118437940), (2, 59218970), (4, 29609485), (5, 23687588), (10, 11843794), (20, 5921897), (71, 1668140), (142, 834070), (284, 417035), (355, 333628), (710, 166814), (1420, 83407)]