2053204180

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{390343}}^1$

素因数の和:390615

約数の個数: 24

約数和(自身を含む): 4328134272

約数和(自身を除く): 2274930092

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 390343, 780686, 1561372, 1951715, 3903430, 7806860, 102660209, 205320418, 410640836, 513301045, 1026602090, 2053204180]

約数ペア:

[(1, 2053204180), (2, 1026602090), (4, 513301045), (5, 410640836), (10, 205320418), (20, 102660209), (263, 7806860), (526, 3903430), (1052, 1951715), (1315, 1561372), (2630, 780686), (5260, 390343)]