8640848

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{881}}^1$

素因数の和:1502

約数の個数: 20

約数和(自身を含む): 16787988

約数和(自身を除く): 8147140

約数列:

[1, 2, 4, 8, 16, 613, 881, 1226, 1762, 2452, 3524, 4904, 7048, 9808, 14096, 540053, 1080106, 2160212, 4320424, 8640848]

約数ペア:

[(1, 8640848), (2, 4320424), (4, 2160212), (8, 1080106), (16, 540053), (613, 14096), (881, 9808), (1226, 7048), (1762, 4904), (2452, 3524)]