30640274

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 55787520

約数和(自身を除く): 25147246

約数列:

[1, 2, 7, 14, 19, 38, 127, 133, 254, 266, 889, 907, 1778, 1814, 2413, 4826, 6349, 12698, 16891, 17233, 33782, 34466, 115189, 120631, 230378, 241262, 806323, 1612646, 2188591, 4377182, 15320137, 30640274]

約数ペア:

[(1, 30640274), (2, 15320137), (7, 4377182), (14, 2188591), (19, 1612646), (38, 806323), (127, 241262), (133, 230378), (254, 120631), (266, 115189), (889, 34466), (907, 33782), (1778, 17233), (1814, 16891), (2413, 12698), (4826, 6349)]