40914008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 79230000

約数和(自身を除く): 38315992

約数列:

[1, 2, 4, 8, 37, 74, 148, 277, 296, 499, 554, 998, 1108, 1996, 2216, 3992, 10249, 18463, 20498, 36926, 40996, 73852, 81992, 138223, 147704, 276446, 552892, 1105784, 5114251, 10228502, 20457004, 40914008]

約数ペア:

[(1, 40914008), (2, 20457004), (4, 10228502), (8, 5114251), (37, 1105784), (74, 552892), (148, 276446), (277, 147704), (296, 138223), (499, 81992), (554, 73852), (998, 40996), (1108, 36926), (1996, 20498), (2216, 18463), (3992, 10249)]