191551540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9511}}^1$

素因数の和:9592

約数の個数: 48

約数和(自身を含む): 431464320

約数和(自身を除く): 239912780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 9511, 10070, 19022, 20140, 38044, 47555, 95110, 180709, 190220, 361418, 504083, 722836, 903545, 1008166, 1807090, 2016332, 2520415, 3614180, 5040830, 9577577, 10081660, 19155154, 38310308, 47887885, 95775770, 191551540]

約数ペア:

[(1, 191551540), (2, 95775770), (4, 47887885), (5, 38310308), (10, 19155154), (19, 10081660), (20, 9577577), (38, 5040830), (53, 3614180), (76, 2520415), (95, 2016332), (106, 1807090), (190, 1008166), (212, 903545), (265, 722836), (380, 504083), (530, 361418), (1007, 190220), (1060, 180709), (2014, 95110), (4028, 47555), (5035, 38044), (9511, 20140), (10070, 19022)]