2720191970

素因数分解:

$2^1\times 5^1\times {\mathrm{673}}^1\times {\mathrm{404189}}^1$

素因数の和:404869

約数の個数: 16

約数和(自身を含む): 4903633080

約数和(自身を除く): 2183441110

約数列:

[1, 2, 5, 10, 673, 1346, 3365, 6730, 404189, 808378, 2020945, 4041890, 272019197, 544038394, 1360095985, 2720191970]

約数ペア:

[(1, 2720191970), (2, 1360095985), (5, 544038394), (10, 272019197), (673, 4041890), (1346, 2020945), (3365, 808378), (6730, 404189)]