40820645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 54190080

約数和(自身を除く): 13369435

約数列:

[1, 5, 19, 31, 83, 95, 155, 167, 415, 589, 835, 1577, 2573, 2945, 3173, 5177, 7885, 12865, 13861, 15865, 25885, 48887, 69305, 98363, 244435, 263359, 429691, 491815, 1316795, 2148455, 8164129, 40820645]

約数ペア:

[(1, 40820645), (5, 8164129), (19, 2148455), (31, 1316795), (83, 491815), (95, 429691), (155, 263359), (167, 244435), (415, 98363), (589, 69305), (835, 48887), (1577, 25885), (2573, 15865), (2945, 13861), (3173, 12865), (5177, 7885)]