207894170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 420526080

約数和(自身を除く): 212631910

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 103, 110, 118, 206, 295, 311, 515, 590, 622, 649, 1030, 1133, 1298, 1555, 2266, 3110, 3245, 3421, 5665, 6077, 6490, 6842, 11330, 12154, 17105, 18349, 30385, 32033, 34210, 36698, 60770, 64066, 66847, 91745, 133694, 160165, 183490, 201839, 320330, 334235, 352363, 403678, 668470, 704726, 1009195, 1761815, 1889947, 2018390, 3523630, 3779894, 9449735, 18899470, 20789417, 41578834, 103947085, 207894170]

約数ペア:

[(1, 207894170), (2, 103947085), (5, 41578834), (10, 20789417), (11, 18899470), (22, 9449735), (55, 3779894), (59, 3523630), (103, 2018390), (110, 1889947), (118, 1761815), (206, 1009195), (295, 704726), (311, 668470), (515, 403678), (590, 352363), (622, 334235), (649, 320330), (1030, 201839), (1133, 183490), (1298, 160165), (1555, 133694), (2266, 91745), (3110, 66847), (3245, 64066), (3421, 60770), (5665, 36698), (6077, 34210), (6490, 32033), (6842, 30385), (11330, 18349), (12154, 17105)]