1380970

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{701}}^1$

素因数の和:905

約数の個数: 16

約数和(自身を含む): 2501928

約数和(自身を除く): 1120958

約数列:

[1, 2, 5, 10, 197, 394, 701, 985, 1402, 1970, 3505, 7010, 138097, 276194, 690485, 1380970]

約数ペア:

[(1, 1380970), (2, 690485), (5, 276194), (10, 138097), (197, 7010), (394, 3505), (701, 1970), (985, 1402)]