20086663660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1487}}^1\times {\mathrm{96487}}^1$

素因数の和:97990

約数の個数: 48

約数和(自身を含む): 48240912384

約数和(自身を除く): 28154248724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1487, 2974, 5948, 7435, 10409, 14870, 20818, 29740, 41636, 52045, 96487, 104090, 192974, 208180, 385948, 482435, 675409, 964870, 1350818, 1929740, 2701636, 3377045, 6754090, 13508180, 143476169, 286952338, 573904676, 717380845, 1004333183, 1434761690, 2008666366, 2869523380, 4017332732, 5021665915, 10043331830, 20086663660]

約数ペア:

[(1, 20086663660), (2, 10043331830), (4, 5021665915), (5, 4017332732), (7, 2869523380), (10, 2008666366), (14, 1434761690), (20, 1004333183), (28, 717380845), (35, 573904676), (70, 286952338), (140, 143476169), (1487, 13508180), (2974, 6754090), (5948, 3377045), (7435, 2701636), (10409, 1929740), (14870, 1350818), (20818, 964870), (29740, 675409), (41636, 482435), (52045, 385948), (96487, 208180), (104090, 192974)]