49720390

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{4987}}^1$

素因数の和:5991

約数の個数: 16

約数和(自身を含む): 89604432

約数和(自身を除く): 39884042

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 4987, 9970, 9974, 24935, 49870, 4972039, 9944078, 24860195, 49720390]

約数ペア:

[(1, 49720390), (2, 24860195), (5, 9944078), (10, 4972039), (997, 49870), (1994, 24935), (4985, 9974), (4987, 9970)]