40685008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27943}}^1$

素因数の和:27971

約数の個数: 40

約数和(自身を含む): 97021568

約数和(自身を除く): 56336560

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 27943, 55886, 111772, 195601, 223544, 363259, 391202, 447088, 726518, 782404, 1453036, 1564808, 2542813, 2906072, 3129616, 5085626, 5812144, 10171252, 20342504, 40685008]

約数ペア:

[(1, 40685008), (2, 20342504), (4, 10171252), (7, 5812144), (8, 5085626), (13, 3129616), (14, 2906072), (16, 2542813), (26, 1564808), (28, 1453036), (52, 782404), (56, 726518), (91, 447088), (104, 391202), (112, 363259), (182, 223544), (208, 195601), (364, 111772), (728, 55886), (1456, 27943)]