121438940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4111}}^1$

素因数の和:4338

約数の個数: 48

約数和(自身を含む): 292905984

約数和(自身を除く): 171467044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2954, 4111, 4220, 5908, 7385, 8222, 14770, 16444, 20555, 28777, 29540, 41110, 57554, 82220, 115108, 143885, 287770, 575540, 867421, 1734842, 3469684, 4337105, 6071947, 8674210, 12143894, 17348420, 24287788, 30359735, 60719470, 121438940]

約数ペア:

[(1, 121438940), (2, 60719470), (4, 30359735), (5, 24287788), (7, 17348420), (10, 12143894), (14, 8674210), (20, 6071947), (28, 4337105), (35, 3469684), (70, 1734842), (140, 867421), (211, 575540), (422, 287770), (844, 143885), (1055, 115108), (1477, 82220), (2110, 57554), (2954, 41110), (4111, 29540), (4220, 28777), (5908, 20555), (7385, 16444), (8222, 14770)]