1799667740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2557}}^1\times {\mathrm{2707}}^1$

素因数の和:5286

約数の個数: 48

約数和(自身を含む): 4073113632

約数和(自身を除く): 2273445892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2557, 2707, 5114, 5414, 10228, 10828, 12785, 13535, 25570, 27070, 33241, 35191, 51140, 54140, 66482, 70382, 132964, 140764, 166205, 175955, 332410, 351910, 664820, 703820, 6921799, 13843598, 27687196, 34608995, 69217990, 89983387, 138435980, 179966774, 359933548, 449916935, 899833870, 1799667740]

約数ペア:

[(1, 1799667740), (2, 899833870), (4, 449916935), (5, 359933548), (10, 179966774), (13, 138435980), (20, 89983387), (26, 69217990), (52, 34608995), (65, 27687196), (130, 13843598), (260, 6921799), (2557, 703820), (2707, 664820), (5114, 351910), (5414, 332410), (10228, 175955), (10828, 166205), (12785, 140764), (13535, 132964), (25570, 70382), (27070, 66482), (33241, 54140), (35191, 51140)]