203421220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{535319}}^1$

素因数の和:535347

約数の個数: 24

約数和(自身を含む): 449668800

約数和(自身を除く): 246247580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 535319, 1070638, 2141276, 2676595, 5353190, 10171061, 10706380, 20342122, 40684244, 50855305, 101710610, 203421220]

約数ペア:

[(1, 203421220), (2, 101710610), (4, 50855305), (5, 40684244), (10, 20342122), (19, 10706380), (20, 10171061), (38, 5353190), (76, 2676595), (95, 2141276), (190, 1070638), (380, 535319)]