67086440

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1999}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 151200000

約数和(自身を除く): 84113560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1678, 1999, 3356, 3998, 4195, 6712, 7996, 8390, 9995, 15992, 16780, 19990, 33560, 39980, 79960, 1677161, 3354322, 6708644, 8385805, 13417288, 16771610, 33543220, 67086440]

約数ペア:

[(1, 67086440), (2, 33543220), (4, 16771610), (5, 13417288), (8, 8385805), (10, 6708644), (20, 3354322), (40, 1677161), (839, 79960), (1678, 39980), (1999, 33560), (3356, 19990), (3998, 16780), (4195, 15992), (6712, 9995), (7996, 8390)]