39989756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7411}}^1$

素因数の和:7505

約数の個数: 24

約数和(自身を含む): 74712960

約数和(自身を除く): 34723204

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 7411, 14822, 29644, 140809, 281618, 526181, 563236, 1052362, 2104724, 9997439, 19994878, 39989756]

約数ペア:

[(1, 39989756), (2, 19994878), (4, 9997439), (19, 2104724), (38, 1052362), (71, 563236), (76, 526181), (142, 281618), (284, 140809), (1349, 29644), (2698, 14822), (5396, 7411)]