7357220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28297}}^1$

素因数の和:28319

約数の個数: 24

約数和(自身を含む): 16639224

約数和(自身を除く): 9282004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28297, 56594, 113188, 141485, 282970, 367861, 565940, 735722, 1471444, 1839305, 3678610, 7357220]

約数ペア:

[(1, 7357220), (2, 3678610), (4, 1839305), (5, 1471444), (10, 735722), (13, 565940), (20, 367861), (26, 282970), (52, 141485), (65, 113188), (130, 56594), (260, 28297)]