40680574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 27903746

約数列:

[1, 2, 11, 22, 53, 106, 139, 251, 278, 502, 583, 1166, 1529, 2761, 3058, 5522, 7367, 13303, 14734, 26606, 34889, 69778, 81037, 146333, 162074, 292666, 383779, 767558, 1849117, 3698234, 20340287, 40680574]

約数ペア:

[(1, 40680574), (2, 20340287), (11, 3698234), (22, 1849117), (53, 767558), (106, 383779), (139, 292666), (251, 162074), (278, 146333), (502, 81037), (583, 69778), (1166, 34889), (1529, 26606), (2761, 14734), (3058, 13303), (5522, 7367)]