40589978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{409}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 71910720

約数和(自身を除く): 31320742

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 347, 409, 694, 818, 3817, 4499, 4511, 5317, 7634, 8998, 9022, 10634, 49621, 58487, 99242, 116974, 141923, 283846, 1561153, 1844999, 3122306, 3689998, 20294989, 40589978]

約数ペア:

[(1, 40589978), (2, 20294989), (11, 3689998), (13, 3122306), (22, 1844999), (26, 1561153), (143, 283846), (286, 141923), (347, 116974), (409, 99242), (694, 58487), (818, 49621), (3817, 10634), (4499, 9022), (4511, 8998), (5317, 7634)]