7980760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10501}}^1$

素因数の和:10531

約数の個数: 32

約数和(自身を含む): 18903600

約数和(自身を除く): 10922840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10501, 21002, 42004, 52505, 84008, 105010, 199519, 210020, 399038, 420040, 798076, 997595, 1596152, 1995190, 3990380, 7980760]

約数ペア:

[(1, 7980760), (2, 3990380), (4, 1995190), (5, 1596152), (8, 997595), (10, 798076), (19, 420040), (20, 399038), (38, 210020), (40, 199519), (76, 105010), (95, 84008), (152, 52505), (190, 42004), (380, 21002), (760, 10501)]