39518680

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5119}}^1$

素因数の和:5323

約数の個数: 32

約数和(自身を含む): 89395200

約数和(自身を除く): 49876520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 5119, 7720, 10238, 20476, 25595, 40952, 51190, 102380, 204760, 987967, 1975934, 3951868, 4939835, 7903736, 9879670, 19759340, 39518680]

約数ペア:

[(1, 39518680), (2, 19759340), (4, 9879670), (5, 7903736), (8, 4939835), (10, 3951868), (20, 1975934), (40, 987967), (193, 204760), (386, 102380), (772, 51190), (965, 40952), (1544, 25595), (1930, 20476), (3860, 10238), (5119, 7720)]