4342940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 10601472

約数和(自身を除く): 6258532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 463, 469, 670, 926, 938, 1340, 1852, 1876, 2315, 2345, 3241, 4630, 4690, 6482, 9260, 9380, 12964, 16205, 31021, 32410, 62042, 64820, 124084, 155105, 217147, 310210, 434294, 620420, 868588, 1085735, 2171470, 4342940]

約数ペア:

[(1, 4342940), (2, 2171470), (4, 1085735), (5, 868588), (7, 620420), (10, 434294), (14, 310210), (20, 217147), (28, 155105), (35, 124084), (67, 64820), (70, 62042), (134, 32410), (140, 31021), (268, 16205), (335, 12964), (463, 9380), (469, 9260), (670, 6482), (926, 4690), (938, 4630), (1340, 3241), (1852, 2345), (1876, 2315)]