2689948880

素因数分解:

$2^4\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{16787}}^1$

素因数の和:18803

約数の個数: 40

約数和(自身を含む): 6257626272

約数和(自身を除く): 3567677392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2003, 4006, 8012, 10015, 16024, 16787, 20030, 32048, 33574, 40060, 67148, 80120, 83935, 134296, 160240, 167870, 268592, 335740, 671480, 1342960, 33624361, 67248722, 134497444, 168121805, 268994888, 336243610, 537989776, 672487220, 1344974440, 2689948880]

約数ペア:

[(1, 2689948880), (2, 1344974440), (4, 672487220), (5, 537989776), (8, 336243610), (10, 268994888), (16, 168121805), (20, 134497444), (40, 67248722), (80, 33624361), (2003, 1342960), (4006, 671480), (8012, 335740), (10015, 268592), (16024, 167870), (16787, 160240), (20030, 134296), (32048, 83935), (33574, 80120), (40060, 67148)]