4217560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1195

約数の個数: 32

約数和(自身を含む): 9596160

約数和(自身を除く): 5378600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1087, 1940, 2174, 3880, 4348, 5435, 8696, 10870, 21740, 43480, 105439, 210878, 421756, 527195, 843512, 1054390, 2108780, 4217560]

約数ペア:

[(1, 4217560), (2, 2108780), (4, 1054390), (5, 843512), (8, 527195), (10, 421756), (20, 210878), (40, 105439), (97, 43480), (194, 21740), (388, 10870), (485, 8696), (776, 5435), (970, 4348), (1087, 3880), (1940, 2174)]