15724480

素因数分解:

$2^6\times 5^1\times {\mathrm{49139}}^1$

素因数の和:49156

約数の個数: 28

約数和(自身を含む): 37444680

約数和(自身を除く): 21720200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 49139, 98278, 196556, 245695, 393112, 491390, 786224, 982780, 1572448, 1965560, 3144896, 3931120, 7862240, 15724480]

約数ペア:

[(1, 15724480), (2, 7862240), (4, 3931120), (5, 3144896), (8, 1965560), (10, 1572448), (16, 982780), (20, 786224), (32, 491390), (40, 393112), (64, 245695), (80, 196556), (160, 98278), (320, 49139)]