27054740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 58795968

約数和(自身を除く): 31741228

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 163, 172, 193, 215, 326, 386, 430, 652, 772, 815, 860, 965, 1630, 1930, 3260, 3860, 7009, 8299, 14018, 16598, 28036, 31459, 33196, 35045, 41495, 62918, 70090, 82990, 125836, 140180, 157295, 165980, 314590, 629180, 1352737, 2705474, 5410948, 6763685, 13527370, 27054740]

約数ペア:

[(1, 27054740), (2, 13527370), (4, 6763685), (5, 5410948), (10, 2705474), (20, 1352737), (43, 629180), (86, 314590), (163, 165980), (172, 157295), (193, 140180), (215, 125836), (326, 82990), (386, 70090), (430, 62918), (652, 41495), (772, 35045), (815, 33196), (860, 31459), (965, 28036), (1630, 16598), (1930, 14018), (3260, 8299), (3860, 7009)]