207930290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{717001}}^1$

素因数の和:717037

約数の個数: 16

約数和(自身を含む): 387181080

約数和(自身を除く): 179250790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 717001, 1434002, 3585005, 7170010, 20793029, 41586058, 103965145, 207930290]

約数ペア:

[(1, 207930290), (2, 103965145), (5, 41586058), (10, 20793029), (29, 7170010), (58, 3585005), (145, 1434002), (290, 717001)]