220171756

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{461}}^2$

素因数の和:970

約数の個数: 36

約数和(自身を含む): 453227824

約数和(自身を除く): 233056068

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 461, 518, 922, 1036, 1844, 3227, 6454, 12908, 17057, 34114, 68228, 119399, 212521, 238798, 425042, 477596, 850084, 1487647, 2975294, 5950588, 7863277, 15726554, 31453108, 55042939, 110085878, 220171756]

約数ペア:

[(1, 220171756), (2, 110085878), (4, 55042939), (7, 31453108), (14, 15726554), (28, 7863277), (37, 5950588), (74, 2975294), (148, 1487647), (259, 850084), (461, 477596), (518, 425042), (922, 238798), (1036, 212521), (1844, 119399), (3227, 68228), (6454, 34114), (12908, 17057)]