3196520

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 7252200

約数和(自身を除く): 4055680

約数列:

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

約数ペア:

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