28996280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38153}}^1$

素因数の和:38183

約数の個数: 32

約数和(自身を含む): 68677200

約数和(自身を除く): 39680920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 38153, 76306, 152612, 190765, 305224, 381530, 724907, 763060, 1449814, 1526120, 2899628, 3624535, 5799256, 7249070, 14498140, 28996280]

約数ペア:

[(1, 28996280), (2, 14498140), (4, 7249070), (5, 5799256), (8, 3624535), (10, 2899628), (19, 1526120), (20, 1449814), (38, 763060), (40, 724907), (76, 381530), (95, 305224), (152, 190765), (190, 152612), (380, 76306), (760, 38153)]