2109665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 2721600

約数和(自身を除く): 611935

約数列:

[1, 5, 19, 53, 95, 265, 419, 1007, 2095, 5035, 7961, 22207, 39805, 111035, 421933, 2109665]

約数ペア:

[(1, 2109665), (5, 421933), (19, 111035), (53, 39805), (95, 22207), (265, 7961), (419, 5035), (1007, 2095)]