40648190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21737}}^1$

素因数の和:21772

約数の個数: 32

約数和(自身を含む): 84517344

約数和(自身を除く): 43869154

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 21737, 43474, 108685, 217370, 239107, 369529, 478214, 739058, 1195535, 1847645, 2391070, 3695290, 4064819, 8129638, 20324095, 40648190]

約数ペア:

[(1, 40648190), (2, 20324095), (5, 8129638), (10, 4064819), (11, 3695290), (17, 2391070), (22, 1847645), (34, 1195535), (55, 739058), (85, 478214), (110, 369529), (170, 239107), (187, 217370), (374, 108685), (935, 43474), (1870, 21737)]