56791420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1741}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 136963008

約数和(自身を除く): 80171588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1631, 1741, 2330, 3262, 3482, 4660, 6524, 6964, 8155, 8705, 12187, 16310, 17410, 24374, 32620, 34820, 48748, 60935, 121870, 243740, 405653, 811306, 1622612, 2028265, 2839571, 4056530, 5679142, 8113060, 11358284, 14197855, 28395710, 56791420]

約数ペア:

[(1, 56791420), (2, 28395710), (4, 14197855), (5, 11358284), (7, 8113060), (10, 5679142), (14, 4056530), (20, 2839571), (28, 2028265), (35, 1622612), (70, 811306), (140, 405653), (233, 243740), (466, 121870), (932, 60935), (1165, 48748), (1631, 34820), (1741, 32620), (2330, 24374), (3262, 17410), (3482, 16310), (4660, 12187), (6524, 8705), (6964, 8155)]