408030788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{20029}}^1$

素因数の和:20507

約数の個数: 24

約数和(自身を含む): 780689280

約数和(自身を除く): 372658492

約数列:

[1, 2, 4, 11, 22, 44, 463, 926, 1852, 5093, 10186, 20029, 20372, 40058, 80116, 220319, 440638, 881276, 9273427, 18546854, 37093708, 102007697, 204015394, 408030788]

約数ペア:

[(1, 408030788), (2, 204015394), (4, 102007697), (11, 37093708), (22, 18546854), (44, 9273427), (463, 881276), (926, 440638), (1852, 220319), (5093, 80116), (10186, 40058), (20029, 20372)]