210012440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43391}}^1$

素因数の和:43424

約数の個数: 48

約数和(自身を含む): 519402240

約数和(自身を除く): 309389800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 43391, 86782, 173564, 216955, 347128, 433910, 477301, 867820, 954602, 1735640, 1909204, 2386505, 3818408, 4773010, 5250311, 9546020, 10500622, 19092040, 21001244, 26251555, 42002488, 52503110, 105006220, 210012440]

約数ペア:

[(1, 210012440), (2, 105006220), (4, 52503110), (5, 42002488), (8, 26251555), (10, 21001244), (11, 19092040), (20, 10500622), (22, 9546020), (40, 5250311), (44, 4773010), (55, 3818408), (88, 2386505), (110, 1909204), (121, 1735640), (220, 954602), (242, 867820), (440, 477301), (484, 433910), (605, 347128), (968, 216955), (1210, 173564), (2420, 86782), (4840, 43391)]