2009458520

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{65327}}^1$

素因数の和:66107

約数の個数: 32

約数和(自身を含む): 4527230400

約数和(自身を除く): 2517771880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 3076, 3845, 6152, 7690, 15380, 30760, 65327, 130654, 261308, 326635, 522616, 653270, 1306540, 2613080, 50236463, 100472926, 200945852, 251182315, 401891704, 502364630, 1004729260, 2009458520]

約数ペア:

[(1, 2009458520), (2, 1004729260), (4, 502364630), (5, 401891704), (8, 251182315), (10, 200945852), (20, 100472926), (40, 50236463), (769, 2613080), (1538, 1306540), (3076, 653270), (3845, 522616), (6152, 326635), (7690, 261308), (15380, 130654), (30760, 65327)]