2200990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 4653936

約数和(自身を除く): 2452946

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 107, 110, 121, 170, 187, 214, 242, 374, 535, 605, 935, 1070, 1177, 1210, 1819, 1870, 2057, 2354, 3638, 4114, 5885, 9095, 10285, 11770, 12947, 18190, 20009, 20570, 25894, 40018, 64735, 100045, 129470, 200090, 220099, 440198, 1100495, 2200990]

約数ペア:

[(1, 2200990), (2, 1100495), (5, 440198), (10, 220099), (11, 200090), (17, 129470), (22, 100045), (34, 64735), (55, 40018), (85, 25894), (107, 20570), (110, 20009), (121, 18190), (170, 12947), (187, 11770), (214, 10285), (242, 9095), (374, 5885), (535, 4114), (605, 3638), (935, 2354), (1070, 2057), (1177, 1870), (1210, 1819)]