61786820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 135051840

約数和(自身を除く): 73265020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 307, 347, 580, 614, 694, 1228, 1388, 1535, 1735, 3070, 3470, 6140, 6940, 8903, 10063, 17806, 20126, 35612, 40252, 44515, 50315, 89030, 100630, 106529, 178060, 201260, 213058, 426116, 532645, 1065290, 2130580, 3089341, 6178682, 12357364, 15446705, 30893410, 61786820]

約数ペア:

[(1, 61786820), (2, 30893410), (4, 15446705), (5, 12357364), (10, 6178682), (20, 3089341), (29, 2130580), (58, 1065290), (116, 532645), (145, 426116), (290, 213058), (307, 201260), (347, 178060), (580, 106529), (614, 100630), (694, 89030), (1228, 50315), (1388, 44515), (1535, 40252), (1735, 35612), (3070, 20126), (3470, 17806), (6140, 10063), (6940, 8903)]