22400128

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 44982000

約数和(自身を除く): 22581872

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 278, 556, 1112, 1259, 2224, 2518, 4448, 5036, 8896, 10072, 17792, 20144, 40288, 80576, 161152, 175001, 350002, 700004, 1400008, 2800016, 5600032, 11200064, 22400128]

約数ペア:

[(1, 22400128), (2, 11200064), (4, 5600032), (8, 2800016), (16, 1400008), (32, 700004), (64, 350002), (128, 175001), (139, 161152), (278, 80576), (556, 40288), (1112, 20144), (1259, 17792), (2224, 10072), (2518, 8896), (4448, 5036)]