320740924

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{87443}}^1$

素因数の和:87585

約数の個数: 24

約数和(自身を含む): 646386048

約数和(自身を除く): 325645124

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 87443, 174886, 349772, 612101, 1224202, 2448404, 11455033, 22910066, 45820132, 80185231, 160370462, 320740924]

約数ペア:

[(1, 320740924), (2, 160370462), (4, 80185231), (7, 45820132), (14, 22910066), (28, 11455033), (131, 2448404), (262, 1224202), (524, 612101), (917, 349772), (1834, 174886), (3668, 87443)]