40680584

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 89429580

約数和(自身を除く): 48748996

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 628, 661, 1099, 1256, 1322, 2198, 2644, 4396, 4627, 5288, 7693, 8792, 9254, 15386, 18508, 30772, 32389, 37016, 61544, 64778, 103777, 129556, 207554, 259112, 415108, 726439, 830216, 1452878, 2905756, 5085073, 5811512, 10170146, 20340292, 40680584]

約数ペア:

[(1, 40680584), (2, 20340292), (4, 10170146), (7, 5811512), (8, 5085073), (14, 2905756), (28, 1452878), (49, 830216), (56, 726439), (98, 415108), (157, 259112), (196, 207554), (314, 129556), (392, 103777), (628, 64778), (661, 61544), (1099, 37016), (1256, 32389), (1322, 30772), (2198, 18508), (2644, 15386), (4396, 9254), (4627, 8792), (5288, 7693)]