22240

素因数分解:

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

素因数の和:154

約数の個数: 24

約数和(自身を含む): 52920

約数和(自身を除く): 30680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 11120, 22240]

約数ペア:

[(1, 22240), (2, 11120), (4, 5560), (5, 4448), (8, 2780), (10, 2224), (16, 1390), (20, 1112), (32, 695), (40, 556), (80, 278), (139, 160)]