266202280

素因数分解:

$2^3\times 5^1\times {\mathrm{6655057}}^1$

素因数の和:6655068

約数の個数: 16

約数和(自身を含む): 598955220

約数和(自身を除く): 332752940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6655057, 13310114, 26620228, 33275285, 53240456, 66550570, 133101140, 266202280]

約数ペア:

[(1, 266202280), (2, 133101140), (4, 66550570), (5, 53240456), (8, 33275285), (10, 26620228), (20, 13310114), (40, 6655057)]