20796325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 28748160

約数和(自身を除く): 7951835

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 1609, 2585, 8045, 12925, 17699, 40225, 75623, 88495, 378115, 442475, 831853, 1890575, 4159265, 20796325]

約数ペア:

[(1, 20796325), (5, 4159265), (11, 1890575), (25, 831853), (47, 442475), (55, 378115), (235, 88495), (275, 75623), (517, 40225), (1175, 17699), (1609, 12925), (2585, 8045)]