2590020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{14389}}^1$

素因数の和:14404

約数の個数: 36

約数和(自身を含む): 7856940

約数和(自身を除く): 5266920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 14389, 28778, 43167, 57556, 71945, 86334, 129501, 143890, 172668, 215835, 259002, 287780, 431670, 518004, 647505, 863340, 1295010, 2590020]

約数ペア:

[(1, 2590020), (2, 1295010), (3, 863340), (4, 647505), (5, 518004), (6, 431670), (9, 287780), (10, 259002), (12, 215835), (15, 172668), (18, 143890), (20, 129501), (30, 86334), (36, 71945), (45, 57556), (60, 43167), (90, 28778), (180, 14389)]