8685880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 22717440

約数和(自身を除く): 14031560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 463, 469, 536, 670, 926, 938, 1340, 1852, 1876, 2315, 2345, 2680, 3241, 3704, 3752, 4630, 4690, 6482, 9260, 9380, 12964, 16205, 18520, 18760, 25928, 31021, 32410, 62042, 64820, 124084, 129640, 155105, 217147, 248168, 310210, 434294, 620420, 868588, 1085735, 1240840, 1737176, 2171470, 4342940, 8685880]

約数ペア:

[(1, 8685880), (2, 4342940), (4, 2171470), (5, 1737176), (7, 1240840), (8, 1085735), (10, 868588), (14, 620420), (20, 434294), (28, 310210), (35, 248168), (40, 217147), (56, 155105), (67, 129640), (70, 124084), (134, 64820), (140, 62042), (268, 32410), (280, 31021), (335, 25928), (463, 18760), (469, 18520), (536, 16205), (670, 12964), (926, 9380), (938, 9260), (1340, 6482), (1852, 4690), (1876, 4630), (2315, 3752), (2345, 3704), (2680, 3241)]