440675228

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{20627}}^1$

素因数の和:20754

約数の個数: 36

約数和(自身を含む): 905362920

約数和(自身を除く): 464687692

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 436, 763, 1526, 3052, 5341, 10682, 20627, 21364, 41254, 82508, 144389, 288778, 577556, 1010723, 2021446, 2248343, 4042892, 4496686, 8993372, 15738401, 31476802, 62953604, 110168807, 220337614, 440675228]

約数ペア:

[(1, 440675228), (2, 220337614), (4, 110168807), (7, 62953604), (14, 31476802), (28, 15738401), (49, 8993372), (98, 4496686), (109, 4042892), (196, 2248343), (218, 2021446), (436, 1010723), (763, 577556), (1526, 288778), (3052, 144389), (5341, 82508), (10682, 41254), (20627, 21364)]