293031460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{105407}}^1$

素因数の和:105555

約数の個数: 24

約数和(自身を含む): 619799040

約数和(自身を除く): 326767580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 105407, 210814, 421628, 527035, 1054070, 2108140, 14651573, 29303146, 58606292, 73257865, 146515730, 293031460]

約数ペア:

[(1, 293031460), (2, 146515730), (4, 73257865), (5, 58606292), (10, 29303146), (20, 14651573), (139, 2108140), (278, 1054070), (556, 527035), (695, 421628), (1390, 210814), (2780, 105407)]