122818780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21397}}^1$

素因数の和:21454

約数の個数: 48

約数和(自身を含む): 301968576

約数和(自身を除く): 179149796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 21397, 42794, 85588, 106985, 149779, 213970, 299558, 427940, 599116, 748895, 877277, 1497790, 1754554, 2995580, 3509108, 4386385, 6140939, 8772770, 12281878, 17545540, 24563756, 30704695, 61409390, 122818780]

約数ペア:

[(1, 122818780), (2, 61409390), (4, 30704695), (5, 24563756), (7, 17545540), (10, 12281878), (14, 8772770), (20, 6140939), (28, 4386385), (35, 3509108), (41, 2995580), (70, 1754554), (82, 1497790), (140, 877277), (164, 748895), (205, 599116), (287, 427940), (410, 299558), (574, 213970), (820, 149779), (1148, 106985), (1435, 85588), (2870, 42794), (5740, 21397)]