42838760

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1051}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 96573600

約数和(自身を除く): 53734840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 1051, 2038, 2102, 4076, 4204, 5095, 5255, 8152, 8408, 10190, 10510, 20380, 21020, 40760, 42040, 1070969, 2141938, 4283876, 5354845, 8567752, 10709690, 21419380, 42838760]

約数ペア:

[(1, 42838760), (2, 21419380), (4, 10709690), (5, 8567752), (8, 5354845), (10, 4283876), (20, 2141938), (40, 1070969), (1019, 42040), (1051, 40760), (2038, 21020), (2102, 20380), (4076, 10510), (4204, 10190), (5095, 8408), (5255, 8152)]