173661490

素因数分解:

$2^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{20123}}^1$

素因数の和:20993

約数の個数: 16

約数和(自身を含む): 312968448

約数和(自身を除く): 139306958

約数列:

[1, 2, 5, 10, 863, 1726, 4315, 8630, 20123, 40246, 100615, 201230, 17366149, 34732298, 86830745, 173661490]

約数ペア:

[(1, 173661490), (2, 86830745), (5, 34732298), (10, 17366149), (863, 201230), (1726, 100615), (4315, 40246), (8630, 20123)]