973807760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{640663}}^1$

素因数の和:640695

約数の個数: 40

約数和(自身を含む): 2383270080

約数和(自身を除く): 1409462320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 640663, 1281326, 2562652, 3203315, 5125304, 6406630, 10250608, 12172597, 12813260, 24345194, 25626520, 48690388, 51253040, 60862985, 97380776, 121725970, 194761552, 243451940, 486903880, 973807760]

約数ペア:

[(1, 973807760), (2, 486903880), (4, 243451940), (5, 194761552), (8, 121725970), (10, 97380776), (16, 60862985), (19, 51253040), (20, 48690388), (38, 25626520), (40, 24345194), (76, 12813260), (80, 12172597), (95, 10250608), (152, 6406630), (190, 5125304), (304, 3203315), (380, 2562652), (760, 1281326), (1520, 640663)]