1980213590

素因数分解:

$2^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{261587}}^1$

素因数の和:262351

約数の個数: 16

約数和(自身を含む): 3569106672

約数和(自身を除く): 1588893082

約数列:

[1, 2, 5, 10, 757, 1514, 3785, 7570, 261587, 523174, 1307935, 2615870, 198021359, 396042718, 990106795, 1980213590]

約数ペア:

[(1, 1980213590), (2, 990106795), (5, 396042718), (10, 198021359), (757, 2615870), (1514, 1307935), (3785, 523174), (7570, 261587)]