204910090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{266117}}^1$

素因数の和:266142

約数の個数: 32

約数和(自身を含む): 459851904

約数和(自身を除く): 254941814

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 266117, 532234, 1330585, 1862819, 2661170, 2927287, 3725638, 5854574, 9314095, 14636435, 18628190, 20491009, 29272870, 40982018, 102455045, 204910090]

約数ペア:

[(1, 204910090), (2, 102455045), (5, 40982018), (7, 29272870), (10, 20491009), (11, 18628190), (14, 14636435), (22, 9314095), (35, 5854574), (55, 3725638), (70, 2927287), (77, 2661170), (110, 1862819), (154, 1330585), (385, 532234), (770, 266117)]