874521280

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19661}}^1$

素因数の和:19817

約数の個数: 56

約数和(自身を含む): 2097542160

約数和(自身を除く): 1223020880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 8896, 11120, 19661, 22240, 39322, 44480, 78644, 98305, 157288, 196610, 314576, 393220, 629152, 786440, 1258304, 1572880, 2732879, 3145760, 5465758, 6291520, 10931516, 13664395, 21863032, 27328790, 43726064, 54657580, 87452128, 109315160, 174904256, 218630320, 437260640, 874521280]

約数ペア:

[(1, 874521280), (2, 437260640), (4, 218630320), (5, 174904256), (8, 109315160), (10, 87452128), (16, 54657580), (20, 43726064), (32, 27328790), (40, 21863032), (64, 13664395), (80, 10931516), (139, 6291520), (160, 5465758), (278, 3145760), (320, 2732879), (556, 1572880), (695, 1258304), (1112, 786440), (1390, 629152), (2224, 393220), (2780, 314576), (4448, 196610), (5560, 157288), (8896, 98305), (11120, 78644), (19661, 44480), (22240, 39322)]