6393040

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 14987880

約数和(自身を除く): 8594840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 509, 628, 785, 1018, 1256, 1570, 2036, 2512, 2545, 3140, 4072, 5090, 6280, 8144, 10180, 12560, 20360, 40720, 79913, 159826, 319652, 399565, 639304, 799130, 1278608, 1598260, 3196520, 6393040]

約数ペア:

[(1, 6393040), (2, 3196520), (4, 1598260), (5, 1278608), (8, 799130), (10, 639304), (16, 399565), (20, 319652), (40, 159826), (80, 79913), (157, 40720), (314, 20360), (509, 12560), (628, 10180), (785, 8144), (1018, 6280), (1256, 5090), (1570, 4072), (2036, 3140), (2512, 2545)]