13920080

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1115

約数の個数: 40

約数和(自身を含む): 32569344

約数和(自身を除く): 18649264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 911, 955, 1528, 1822, 1910, 3056, 3644, 3820, 4555, 7288, 7640, 9110, 14576, 15280, 18220, 36440, 72880, 174001, 348002, 696004, 870005, 1392008, 1740010, 2784016, 3480020, 6960040, 13920080]

約数ペア:

[(1, 13920080), (2, 6960040), (4, 3480020), (5, 2784016), (8, 1740010), (10, 1392008), (16, 870005), (20, 696004), (40, 348002), (80, 174001), (191, 72880), (382, 36440), (764, 18220), (911, 15280), (955, 14576), (1528, 9110), (1822, 7640), (1910, 7288), (3056, 4555), (3644, 3820)]