2016408820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{14699}}^1$

素因数の和:14765

約数の個数: 48

約数和(自身を含む): 4469976000

約数和(自身を除く): 2453567180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 6859, 7220, 13718, 14699, 27436, 29398, 34295, 58796, 68590, 73495, 137180, 146990, 279281, 293980, 558562, 1117124, 1396405, 2792810, 5306339, 5585620, 10612678, 21225356, 26531695, 53063390, 100820441, 106126780, 201640882, 403281764, 504102205, 1008204410, 2016408820]

約数ペア:

[(1, 2016408820), (2, 1008204410), (4, 504102205), (5, 403281764), (10, 201640882), (19, 106126780), (20, 100820441), (38, 53063390), (76, 26531695), (95, 21225356), (190, 10612678), (361, 5585620), (380, 5306339), (722, 2792810), (1444, 1396405), (1805, 1117124), (3610, 558562), (6859, 293980), (7220, 279281), (13718, 146990), (14699, 137180), (27436, 73495), (29398, 68590), (34295, 58796)]