55807880

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{7229}}^1$

素因数の和:7433

約数の個数: 32

約数和(自身を含む): 126235800

約数和(自身を除く): 70427920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7229, 7720, 14458, 28916, 36145, 57832, 72290, 144580, 289160, 1395197, 2790394, 5580788, 6975985, 11161576, 13951970, 27903940, 55807880]

約数ペア:

[(1, 55807880), (2, 27903940), (4, 13951970), (5, 11161576), (8, 6975985), (10, 5580788), (20, 2790394), (40, 1395197), (193, 289160), (386, 144580), (772, 72290), (965, 57832), (1544, 36145), (1930, 28916), (3860, 14458), (7229, 7720)]