40649812

素因数分解:

$2^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1496

約数の個数: 36

約数和(自身を含む): 83341524

約数和(自身を除く): 42691712

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 628, 1099, 1321, 2198, 2642, 4396, 5284, 7693, 9247, 15386, 18494, 30772, 36988, 64729, 129458, 207397, 258916, 414794, 829588, 1451779, 2903558, 5807116, 10162453, 20324906, 40649812]

約数ペア:

[(1, 40649812), (2, 20324906), (4, 10162453), (7, 5807116), (14, 2903558), (28, 1451779), (49, 829588), (98, 414794), (157, 258916), (196, 207397), (314, 129458), (628, 64729), (1099, 36988), (1321, 30772), (2198, 18494), (2642, 15386), (4396, 9247), (5284, 7693)]