1661202380

素因数分解:

$2^2\times 5^1\times {\mathrm{83060119}}^1$

素因数の和:83060128

約数の個数: 12

約数和(自身を含む): 3488525040

約数和(自身を除く): 1827322660

約数列:

[1, 2, 4, 5, 10, 20, 83060119, 166120238, 332240476, 415300595, 830601190, 1661202380]

約数ペア:

[(1, 1661202380), (2, 830601190), (4, 415300595), (5, 332240476), (10, 166120238), (20, 83060119)]