2811088

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1355

約数の個数: 40

約数和(自身を含む): 6557120

約数和(自身を除く): 3746032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 1321, 2128, 2642, 5284, 9247, 10568, 18494, 21136, 25099, 36988, 50198, 73976, 100396, 147952, 175693, 200792, 351386, 401584, 702772, 1405544, 2811088]

約数ペア:

[(1, 2811088), (2, 1405544), (4, 702772), (7, 401584), (8, 351386), (14, 200792), (16, 175693), (19, 147952), (28, 100396), (38, 73976), (56, 50198), (76, 36988), (112, 25099), (133, 21136), (152, 18494), (266, 10568), (304, 9247), (532, 5284), (1064, 2642), (1321, 2128)]