2021087772140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{981110569}}^1$

素因数の和:981110681

約数の個数: 24

約数和(自身を含む): 4285490969760

約数和(自身を除く): 2264403197620

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 981110569, 1962221138, 3924442276, 4905552845, 9811105690, 19622211380, 101054388607, 202108777214, 404217554428, 505271943035, 1010543886070, 2021087772140]

約数ペア:

[(1, 2021087772140), (2, 1010543886070), (4, 505271943035), (5, 404217554428), (10, 202108777214), (20, 101054388607), (103, 19622211380), (206, 9811105690), (412, 4905552845), (515, 3924442276), (1030, 1962221138), (2060, 981110569)]