22519240

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2917}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 50948280

約数和(自身を除く): 28429040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 2917, 3860, 5834, 7720, 11668, 14585, 23336, 29170, 58340, 116680, 562981, 1125962, 2251924, 2814905, 4503848, 5629810, 11259620, 22519240]

約数ペア:

[(1, 22519240), (2, 11259620), (4, 5629810), (5, 4503848), (8, 2814905), (10, 2251924), (20, 1125962), (40, 562981), (193, 116680), (386, 58340), (772, 29170), (965, 23336), (1544, 14585), (1930, 11668), (2917, 7720), (3860, 5834)]