40667984

素因数分解:

$2^4\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1097}}^1$

素因数の和:1443

約数の個数: 40

約数和(自身を含む): 90404928

約数和(自身を除く): 49736944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 331, 662, 1097, 1324, 2194, 2317, 2648, 4388, 4634, 5296, 7679, 8776, 9268, 15358, 17552, 18536, 30716, 37072, 61432, 122864, 363107, 726214, 1452428, 2541749, 2904856, 5083498, 5809712, 10166996, 20333992, 40667984]

約数ペア:

[(1, 40667984), (2, 20333992), (4, 10166996), (7, 5809712), (8, 5083498), (14, 2904856), (16, 2541749), (28, 1452428), (56, 726214), (112, 363107), (331, 122864), (662, 61432), (1097, 37072), (1324, 30716), (2194, 18536), (2317, 17552), (2648, 15358), (4388, 9268), (4634, 8776), (5296, 7679)]