3987944780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{50647}}^1$

素因数の和:50814

約数の個数: 48

約数和(自身を含む): 8713076736

約数和(自身を除く): 4725131956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 508, 620, 635, 1270, 2540, 3937, 7874, 15748, 19685, 39370, 50647, 78740, 101294, 202588, 253235, 506470, 1012940, 1570057, 3140114, 6280228, 6432169, 7850285, 12864338, 15700570, 25728676, 31401140, 32160845, 64321690, 128643380, 199397239, 398794478, 797588956, 996986195, 1993972390, 3987944780]

約数ペア:

[(1, 3987944780), (2, 1993972390), (4, 996986195), (5, 797588956), (10, 398794478), (20, 199397239), (31, 128643380), (62, 64321690), (124, 32160845), (127, 31401140), (155, 25728676), (254, 15700570), (310, 12864338), (508, 7850285), (620, 6432169), (635, 6280228), (1270, 3140114), (2540, 1570057), (3937, 1012940), (7874, 506470), (15748, 253235), (19685, 202588), (39370, 101294), (50647, 78740)]