20882240

素因数分解:

$2^6\times 5^1\times {\mathrm{65257}}^1$

素因数の和:65274

約数の個数: 28

約数和(自身を含む): 49726596

約数和(自身を除く): 28844356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 65257, 130514, 261028, 326285, 522056, 652570, 1044112, 1305140, 2088224, 2610280, 4176448, 5220560, 10441120, 20882240]

約数ペア:

[(1, 20882240), (2, 10441120), (4, 5220560), (5, 4176448), (8, 2610280), (10, 2088224), (16, 1305140), (20, 1044112), (32, 652570), (40, 522056), (64, 326285), (80, 261028), (160, 130514), (320, 65257)]