54448840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10391}}^1$

素因数の和:10533

約数の個数: 32

約数和(自身を含む): 123456960

約数和(自身を除く): 69008120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 10391, 20782, 41564, 51955, 83128, 103910, 207820, 415640, 1361221, 2722442, 5444884, 6806105, 10889768, 13612210, 27224420, 54448840]

約数ペア:

[(1, 54448840), (2, 27224420), (4, 13612210), (5, 10889768), (8, 6806105), (10, 5444884), (20, 2722442), (40, 1361221), (131, 415640), (262, 207820), (524, 103910), (655, 83128), (1048, 51955), (1310, 41564), (2620, 20782), (5240, 10391)]