40643945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 54574080

約数和(自身を除く): 13930135

約数列:

[1, 5, 19, 31, 37, 95, 155, 185, 373, 589, 703, 1147, 1865, 2945, 3515, 5735, 7087, 11563, 13801, 21793, 35435, 57815, 69005, 108965, 219697, 262219, 427831, 1098485, 1311095, 2139155, 8128789, 40643945]

約数ペア:

[(1, 40643945), (5, 8128789), (19, 2139155), (31, 1311095), (37, 1098485), (95, 427831), (155, 262219), (185, 219697), (373, 108965), (589, 69005), (703, 57815), (1147, 35435), (1865, 21793), (2945, 13801), (3515, 11563), (5735, 7087)]