22665005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 33445440

約数和(自身を除く): 10780435

約数列:

[1, 5, 11, 19, 23, 41, 55, 95, 115, 205, 209, 253, 437, 451, 529, 779, 943, 1045, 1265, 2185, 2255, 2645, 3895, 4715, 4807, 5819, 8569, 10051, 10373, 17917, 21689, 24035, 29095, 42845, 50255, 51865, 89585, 108445, 110561, 197087, 238579, 412091, 552805, 985435, 1192895, 2060455, 4533001, 22665005]

約数ペア:

[(1, 22665005), (5, 4533001), (11, 2060455), (19, 1192895), (23, 985435), (41, 552805), (55, 412091), (95, 238579), (115, 197087), (205, 110561), (209, 108445), (253, 89585), (437, 51865), (451, 50255), (529, 42845), (779, 29095), (943, 24035), (1045, 21689), (1265, 17917), (2185, 10373), (2255, 10051), (2645, 8569), (3895, 5819), (4715, 4807)]