40346384

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 60

約数和(自身を含む): 86864976

約数和(自身を除く): 46518592

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 169, 172, 208, 338, 344, 347, 559, 676, 688, 694, 1118, 1352, 1388, 2236, 2704, 2776, 4472, 4511, 5552, 7267, 8944, 9022, 14534, 14921, 18044, 29068, 29842, 36088, 58136, 58643, 59684, 72176, 116272, 117286, 119368, 193973, 234572, 238736, 387946, 469144, 775892, 938288, 1551784, 2521649, 3103568, 5043298, 10086596, 20173192, 40346384]

約数ペア:

[(1, 40346384), (2, 20173192), (4, 10086596), (8, 5043298), (13, 3103568), (16, 2521649), (26, 1551784), (43, 938288), (52, 775892), (86, 469144), (104, 387946), (169, 238736), (172, 234572), (208, 193973), (338, 119368), (344, 117286), (347, 116272), (559, 72176), (676, 59684), (688, 58643), (694, 58136), (1118, 36088), (1352, 29842), (1388, 29068), (2236, 18044), (2704, 14921), (2776, 14534), (4472, 9022), (4511, 8944), (5552, 7267)]