19704240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27367}}^1$

素因数の和:27386

約数の個数: 60

約数和(自身を含む): 66175824

約数和(自身を除く): 46471584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27367, 54734, 82101, 109468, 136835, 164202, 218936, 246303, 273670, 328404, 410505, 437872, 492606, 547340, 656808, 821010, 985212, 1094680, 1231515, 1313616, 1642020, 1970424, 2189360, 2463030, 3284040, 3940848, 4926060, 6568080, 9852120, 19704240]

約数ペア:

[(1, 19704240), (2, 9852120), (3, 6568080), (4, 4926060), (5, 3940848), (6, 3284040), (8, 2463030), (9, 2189360), (10, 1970424), (12, 1642020), (15, 1313616), (16, 1231515), (18, 1094680), (20, 985212), (24, 821010), (30, 656808), (36, 547340), (40, 492606), (45, 437872), (48, 410505), (60, 328404), (72, 273670), (80, 246303), (90, 218936), (120, 164202), (144, 136835), (180, 109468), (240, 82101), (360, 54734), (720, 27367)]