207921010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{65179}}^1$

素因数の和:65226

約数の個数: 32

約数和(自身を含む): 422366400

約数和(自身を除く): 214445390

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 65179, 130358, 325895, 651790, 716969, 1433938, 1890191, 3584845, 3780382, 7169690, 9450955, 18901910, 20792101, 41584202, 103960505, 207921010]

約数ペア:

[(1, 207921010), (2, 103960505), (5, 41584202), (10, 20792101), (11, 18901910), (22, 9450955), (29, 7169690), (55, 3780382), (58, 3584845), (110, 1890191), (145, 1433938), (290, 716969), (319, 651790), (638, 325895), (1595, 130358), (3190, 65179)]