40042486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 67931136

約数和(自身を除く): 27888650

約数列:

[1, 2, 11, 22, 41, 82, 103, 206, 431, 451, 862, 902, 1133, 2266, 4223, 4741, 8446, 9482, 17671, 35342, 44393, 46453, 88786, 92906, 194381, 388762, 488323, 976646, 1820113, 3640226, 20021243, 40042486]

約数ペア:

[(1, 40042486), (2, 20021243), (11, 3640226), (22, 1820113), (41, 976646), (82, 488323), (103, 388762), (206, 194381), (431, 92906), (451, 88786), (862, 46453), (902, 44393), (1133, 35342), (2266, 17671), (4223, 9482), (4741, 8446)]