105220220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5407}}^1$

素因数の和:5562

約数の個数: 48

約数和(自身を含む): 254392320

約数和(自身を除く): 149172100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 5407, 9730, 10814, 19460, 21628, 27035, 37849, 54070, 75698, 108140, 151396, 189245, 378490, 751573, 756980, 1503146, 3006292, 3757865, 5261011, 7515730, 10522022, 15031460, 21044044, 26305055, 52610110, 105220220]

約数ペア:

[(1, 105220220), (2, 52610110), (4, 26305055), (5, 21044044), (7, 15031460), (10, 10522022), (14, 7515730), (20, 5261011), (28, 3757865), (35, 3006292), (70, 1503146), (139, 756980), (140, 751573), (278, 378490), (556, 189245), (695, 151396), (973, 108140), (1390, 75698), (1946, 54070), (2780, 37849), (3892, 27035), (4865, 21628), (5407, 19460), (9730, 10814)]