28826480

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1867}}^1$

素因数の和:2073

約数の個数: 40

約数和(自身を含む): 67404912

約数和(自身を除く): 38578432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1867, 1930, 3088, 3734, 3860, 7468, 7720, 9335, 14936, 15440, 18670, 29872, 37340, 74680, 149360, 360331, 720662, 1441324, 1801655, 2882648, 3603310, 5765296, 7206620, 14413240, 28826480]

約数ペア:

[(1, 28826480), (2, 14413240), (4, 7206620), (5, 5765296), (8, 3603310), (10, 2882648), (16, 1801655), (20, 1441324), (40, 720662), (80, 360331), (193, 149360), (386, 74680), (772, 37340), (965, 29872), (1544, 18670), (1867, 15440), (1930, 14936), (3088, 9335), (3734, 7720), (3860, 7468)]