282130040

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{25463}}^1$

素因数の和:25751

約数の個数: 32

約数和(自身を含む): 637109280

約数和(自身を除く): 354979240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 25463, 50926, 101852, 127315, 203704, 254630, 509260, 1018520, 7053251, 14106502, 28213004, 35266255, 56426008, 70532510, 141065020, 282130040]

約数ペア:

[(1, 282130040), (2, 141065020), (4, 70532510), (5, 56426008), (8, 35266255), (10, 28213004), (20, 14106502), (40, 7053251), (277, 1018520), (554, 509260), (1108, 254630), (1385, 203704), (2216, 127315), (2770, 101852), (5540, 50926), (11080, 25463)]