2007179972

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1\times {\mathrm{1987}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 4114682880

約数和(自身を除く): 2107502908

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 839, 1204, 1678, 1987, 3356, 3974, 5873, 7948, 11746, 13909, 23492, 27818, 36077, 55636, 72154, 85441, 144308, 170882, 252539, 341764, 505078, 598087, 1010156, 1196174, 1667093, 2392348, 3334186, 6668372, 11669651, 23339302, 46678604, 71684999, 143369998, 286739996, 501794993, 1003589986, 2007179972]

約数ペア:

[(1, 2007179972), (2, 1003589986), (4, 501794993), (7, 286739996), (14, 143369998), (28, 71684999), (43, 46678604), (86, 23339302), (172, 11669651), (301, 6668372), (602, 3334186), (839, 2392348), (1204, 1667093), (1678, 1196174), (1987, 1010156), (3356, 598087), (3974, 505078), (5873, 341764), (7948, 252539), (11746, 170882), (13909, 144308), (23492, 85441), (27818, 72154), (36077, 55636)]