8005040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2129}}^1$

素因数の和:2189

約数の個数: 40

約数和(自身を含む): 19016640

約数和(自身を除く): 11011600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 2129, 3760, 4258, 8516, 10645, 17032, 21290, 34064, 42580, 85160, 100063, 170320, 200126, 400252, 500315, 800504, 1000630, 1601008, 2001260, 4002520, 8005040]

約数ペア:

[(1, 8005040), (2, 4002520), (4, 2001260), (5, 1601008), (8, 1000630), (10, 800504), (16, 500315), (20, 400252), (40, 200126), (47, 170320), (80, 100063), (94, 85160), (188, 42580), (235, 34064), (376, 21290), (470, 17032), (752, 10645), (940, 8516), (1880, 4258), (2129, 3760)]