83943140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{220903}}^1$

素因数の和:220931

約数の個数: 24

約数和(自身を含む): 185559360

約数和(自身を除く): 101616220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 220903, 441806, 883612, 1104515, 2209030, 4197157, 4418060, 8394314, 16788628, 20985785, 41971570, 83943140]

約数ペア:

[(1, 83943140), (2, 41971570), (4, 20985785), (5, 16788628), (10, 8394314), (19, 4418060), (20, 4197157), (38, 2209030), (76, 1104515), (95, 883612), (190, 441806), (380, 220903)]