1967545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 2520000

約数和(自身を除く): 552455

約数列:

[1, 5, 19, 95, 139, 149, 695, 745, 2641, 2831, 13205, 14155, 20711, 103555, 393509, 1967545]

約数ペア:

[(1, 1967545), (5, 393509), (19, 103555), (95, 20711), (139, 14155), (149, 13205), (695, 2831), (745, 2641)]