22440160

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 53449200

約数和(自身を除く): 31009040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1009, 1112, 1390, 2018, 2224, 2780, 4036, 4448, 5045, 5560, 8072, 10090, 11120, 16144, 20180, 22240, 32288, 40360, 80720, 140251, 161440, 280502, 561004, 701255, 1122008, 1402510, 2244016, 2805020, 4488032, 5610040, 11220080, 22440160]

約数ペア:

[(1, 22440160), (2, 11220080), (4, 5610040), (5, 4488032), (8, 2805020), (10, 2244016), (16, 1402510), (20, 1122008), (32, 701255), (40, 561004), (80, 280502), (139, 161440), (160, 140251), (278, 80720), (556, 40360), (695, 32288), (1009, 22240), (1112, 20180), (1390, 16144), (2018, 11120), (2224, 10090), (2780, 8072), (4036, 5560), (4448, 5045)]