40740490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1423}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 84072960

約数和(自身を除く): 43332470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409, 818, 1423, 2045, 2846, 2863, 4090, 5726, 7115, 9961, 14230, 14315, 19922, 28630, 49805, 99610, 582007, 1164014, 2910035, 4074049, 5820070, 8148098, 20370245, 40740490]

約数ペア:

[(1, 40740490), (2, 20370245), (5, 8148098), (7, 5820070), (10, 4074049), (14, 2910035), (35, 1164014), (70, 582007), (409, 99610), (818, 49805), (1423, 28630), (2045, 19922), (2846, 14315), (2863, 14230), (4090, 9961), (5726, 7115)]