20222767580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{170887}}^1$

素因数の和:171054

約数の個数: 48

約数和(自身を含む): 43609250496

約数和(自身を除く): 23386482916

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 122, 194, 244, 305, 388, 485, 610, 970, 1220, 1940, 5917, 11834, 23668, 29585, 59170, 118340, 170887, 341774, 683548, 854435, 1708870, 3417740, 10424107, 16576039, 20848214, 33152078, 41696428, 52120535, 66304156, 82880195, 104241070, 165760390, 208482140, 331520780, 1011138379, 2022276758, 4044553516, 5055691895, 10111383790, 20222767580]

約数ペア:

[(1, 20222767580), (2, 10111383790), (4, 5055691895), (5, 4044553516), (10, 2022276758), (20, 1011138379), (61, 331520780), (97, 208482140), (122, 165760390), (194, 104241070), (244, 82880195), (305, 66304156), (388, 52120535), (485, 41696428), (610, 33152078), (970, 20848214), (1220, 16576039), (1940, 10424107), (5917, 3417740), (11834, 1708870), (23668, 854435), (29585, 683548), (59170, 341774), (118340, 170887)]