207901870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{65173}}^1$

素因数の和:65220

約数の個数: 32

約数和(自身を含む): 422327520

約数和(自身を除く): 214425650

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 65173, 130346, 325865, 651730, 716903, 1433806, 1890017, 3584515, 3780034, 7169030, 9450085, 18900170, 20790187, 41580374, 103950935, 207901870]

約数ペア:

[(1, 207901870), (2, 103950935), (5, 41580374), (10, 20790187), (11, 18900170), (22, 9450085), (29, 7169030), (55, 3780034), (58, 3584515), (110, 1890017), (145, 1433806), (290, 716903), (319, 651730), (638, 325865), (1595, 130346), (3190, 65173)]