766776820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{9511}}^1$

素因数の和:9688

約数の個数: 48

約数和(自身を含む): 1677916800

約数和(自身を除く): 911139980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 1390, 2780, 4031, 8062, 9511, 16124, 19022, 20155, 38044, 40310, 47555, 80620, 95110, 190220, 275819, 551638, 1103276, 1322029, 1379095, 2644058, 2758190, 5288116, 5516380, 6610145, 13220290, 26440580, 38338841, 76677682, 153355364, 191694205, 383388410, 766776820]

約数ペア:

[(1, 766776820), (2, 383388410), (4, 191694205), (5, 153355364), (10, 76677682), (20, 38338841), (29, 26440580), (58, 13220290), (116, 6610145), (139, 5516380), (145, 5288116), (278, 2758190), (290, 2644058), (556, 1379095), (580, 1322029), (695, 1103276), (1390, 551638), (2780, 275819), (4031, 190220), (8062, 95110), (9511, 80620), (16124, 47555), (19022, 40310), (20155, 38044)]