20779939070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7937}}^1\times {\mathrm{23801}}^1$

素因数の和:31756

約数の個数: 32

約数和(自身を含む): 40811099616

約数和(自身を除く): 20031160546

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 7937, 15874, 23801, 39685, 47602, 79370, 87307, 119005, 174614, 238010, 261811, 436535, 523622, 873070, 1309055, 2618110, 188908537, 377817074, 944542685, 1889085370, 2077993907, 4155987814, 10389969535, 20779939070]

約数ペア:

[(1, 20779939070), (2, 10389969535), (5, 4155987814), (10, 2077993907), (11, 1889085370), (22, 944542685), (55, 377817074), (110, 188908537), (7937, 2618110), (15874, 1309055), (23801, 873070), (39685, 523622), (47602, 436535), (79370, 261811), (87307, 238010), (119005, 174614)]