155130140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{705137}}^1$

素因数の和:705157

約数の個数: 24

約数和(自身を含む): 355389552

約数和(自身を除く): 200259412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 705137, 1410274, 2820548, 3525685, 7051370, 7756507, 14102740, 15513014, 31026028, 38782535, 77565070, 155130140]

約数ペア:

[(1, 155130140), (2, 77565070), (4, 38782535), (5, 31026028), (10, 15513014), (11, 14102740), (20, 7756507), (22, 7051370), (44, 3525685), (55, 2820548), (110, 1410274), (220, 705137)]