30746820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39419}}^1$

素因数の和:39444

約数の個数: 48

約数和(自身を含む): 92715840

約数和(自身を除く): 61969020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 39419, 78838, 118257, 157676, 197095, 236514, 394190, 473028, 512447, 591285, 788380, 1024894, 1182570, 1537341, 2049788, 2365140, 2562235, 3074682, 5124470, 6149364, 7686705, 10248940, 15373410, 30746820]

約数ペア:

[(1, 30746820), (2, 15373410), (3, 10248940), (4, 7686705), (5, 6149364), (6, 5124470), (10, 3074682), (12, 2562235), (13, 2365140), (15, 2049788), (20, 1537341), (26, 1182570), (30, 1024894), (39, 788380), (52, 591285), (60, 512447), (65, 473028), (78, 394190), (130, 236514), (156, 197095), (195, 157676), (260, 118257), (390, 78838), (780, 39419)]