640895128

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{2762479}}^1$

素因数の和:2762514

約数の個数: 16

約数和(自身を含む): 1243116000

約数和(自身を除く): 602220872

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 2762479, 5524958, 11049916, 22099832, 80111891, 160223782, 320447564, 640895128]

約数ペア:

[(1, 640895128), (2, 320447564), (4, 160223782), (8, 80111891), (29, 22099832), (58, 11049916), (116, 5524958), (232, 2762479)]