40073236

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 83486592

約数和(自身を除く): 43413356

約数列:

[1, 2, 4, 7, 14, 28, 41, 67, 82, 134, 164, 268, 287, 469, 521, 574, 938, 1042, 1148, 1876, 2084, 2747, 3647, 5494, 7294, 10988, 14588, 19229, 21361, 34907, 38458, 42722, 69814, 76916, 85444, 139628, 149527, 244349, 299054, 488698, 598108, 977396, 1431187, 2862374, 5724748, 10018309, 20036618, 40073236]

約数ペア:

[(1, 40073236), (2, 20036618), (4, 10018309), (7, 5724748), (14, 2862374), (28, 1431187), (41, 977396), (67, 598108), (82, 488698), (134, 299054), (164, 244349), (268, 149527), (287, 139628), (469, 85444), (521, 76916), (574, 69814), (938, 42722), (1042, 38458), (1148, 34907), (1876, 21361), (2084, 19229), (2747, 14588), (3647, 10988), (5494, 7294)]