8448220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3491}}^1$

素因数の和:3522

約数の個数: 36

約数和(自身を含む): 19506312

約数和(自身を除く): 11058092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3491, 6982, 13964, 17455, 34910, 38401, 69820, 76802, 153604, 192005, 384010, 422411, 768020, 844822, 1689644, 2112055, 4224110, 8448220]

約数ペア:

[(1, 8448220), (2, 4224110), (4, 2112055), (5, 1689644), (10, 844822), (11, 768020), (20, 422411), (22, 384010), (44, 192005), (55, 153604), (110, 76802), (121, 69820), (220, 38401), (242, 34910), (484, 17455), (605, 13964), (1210, 6982), (2420, 3491)]