26658460

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12941}}^1$

素因数の和:13053

約数の個数: 24

約数和(自身を含む): 56530656

約数和(自身を除く): 29872196

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 12941, 25882, 51764, 64705, 129410, 258820, 1332923, 2665846, 5331692, 6664615, 13329230, 26658460]

約数ペア:

[(1, 26658460), (2, 13329230), (4, 6664615), (5, 5331692), (10, 2665846), (20, 1332923), (103, 258820), (206, 129410), (412, 64705), (515, 51764), (1030, 25882), (2060, 12941)]