8800040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11579}}^1$

素因数の和:11609

約数の個数: 32

約数和(自身を含む): 20844000

約数和(自身を除く): 12043960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 11579, 23158, 46316, 57895, 92632, 115790, 220001, 231580, 440002, 463160, 880004, 1100005, 1760008, 2200010, 4400020, 8800040]

約数ペア:

[(1, 8800040), (2, 4400020), (4, 2200010), (5, 1760008), (8, 1100005), (10, 880004), (19, 463160), (20, 440002), (38, 231580), (40, 220001), (76, 115790), (95, 92632), (152, 57895), (190, 46316), (380, 23158), (760, 11579)]