40489994878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{47947}}^1$

素因数の和:48352

約数の個数: 32

約数和(自身を含む): 65040503040

約数和(自身を除く): 24550508162

約数列:

[1, 2, 19, 38, 71, 142, 313, 626, 1349, 2698, 5947, 11894, 22223, 44446, 47947, 95894, 422237, 844474, 910993, 1821986, 3404237, 6808474, 15007411, 30014822, 64680503, 129361006, 285140809, 570281618, 1065526181, 2131052362, 20244997439, 40489994878]

約数ペア:

[(1, 40489994878), (2, 20244997439), (19, 2131052362), (38, 1065526181), (71, 570281618), (142, 285140809), (313, 129361006), (626, 64680503), (1349, 30014822), (2698, 15007411), (5947, 6808474), (11894, 3404237), (22223, 1821986), (44446, 910993), (47947, 844474), (95894, 422237)]