80443340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211693}}^1$

素因数の和:211721

約数の個数: 24

約数和(自身を含む): 177822960

約数和(自身を除く): 97379620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 211693, 423386, 846772, 1058465, 2116930, 4022167, 4233860, 8044334, 16088668, 20110835, 40221670, 80443340]

約数ペア:

[(1, 80443340), (2, 40221670), (4, 20110835), (5, 16088668), (10, 8044334), (19, 4233860), (20, 4022167), (38, 2116930), (76, 1058465), (95, 846772), (190, 423386), (380, 211693)]