2007993020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{154699}}^1$

素因数の和:154778

約数の個数: 48

約数和(自身を含む): 4678128000

約数和(自身を除く): 2670134980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 12980, 154699, 309398, 618796, 773495, 1546990, 1701689, 3093980, 3403378, 6806756, 8508445, 9127241, 17016890, 18254482, 34033780, 36508964, 45636205, 91272410, 100399651, 182544820, 200799302, 401598604, 501998255, 1003996510, 2007993020]

約数ペア:

[(1, 2007993020), (2, 1003996510), (4, 501998255), (5, 401598604), (10, 200799302), (11, 182544820), (20, 100399651), (22, 91272410), (44, 45636205), (55, 36508964), (59, 34033780), (110, 18254482), (118, 17016890), (220, 9127241), (236, 8508445), (295, 6806756), (590, 3403378), (649, 3093980), (1180, 1701689), (1298, 1546990), (2596, 773495), (3245, 618796), (6490, 309398), (12980, 154699)]