40484240

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3863}}^1$

素因数の和:4007

約数の個数: 40

約数和(自身を含む): 94868928

約数和(自身を除く): 54384688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3863, 5240, 7726, 10480, 15452, 19315, 30904, 38630, 61808, 77260, 154520, 309040, 506053, 1012106, 2024212, 2530265, 4048424, 5060530, 8096848, 10121060, 20242120, 40484240]

約数ペア:

[(1, 40484240), (2, 20242120), (4, 10121060), (5, 8096848), (8, 5060530), (10, 4048424), (16, 2530265), (20, 2024212), (40, 1012106), (80, 506053), (131, 309040), (262, 154520), (524, 77260), (655, 61808), (1048, 38630), (1310, 30904), (2096, 19315), (2620, 15452), (3863, 10480), (5240, 7726)]