6398440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8419}}^1$

素因数の和:8449

約数の個数: 32

約数和(自身を含む): 15156000

約数和(自身を除く): 8757560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 8419, 16838, 33676, 42095, 67352, 84190, 159961, 168380, 319922, 336760, 639844, 799805, 1279688, 1599610, 3199220, 6398440]

約数ペア:

[(1, 6398440), (2, 3199220), (4, 1599610), (5, 1279688), (8, 799805), (10, 639844), (19, 336760), (20, 319922), (38, 168380), (40, 159961), (76, 84190), (95, 67352), (152, 42095), (190, 33676), (380, 16838), (760, 8419)]