230481340

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{172001}}^1$

素因数の和:172077

約数の個数: 24

約数和(自身を含む): 491237712

約数和(自身を除く): 260756372

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 172001, 344002, 688004, 860005, 1720010, 3440020, 11524067, 23048134, 46096268, 57620335, 115240670, 230481340]

約数ペア:

[(1, 230481340), (2, 115240670), (4, 57620335), (5, 46096268), (10, 23048134), (20, 11524067), (67, 3440020), (134, 1720010), (268, 860005), (335, 688004), (670, 344002), (1340, 172001)]