12892480

素因数分解:

$2^6\times 5^1\times {\mathrm{40289}}^1$

素因数の和:40306

約数の個数: 28

約数和(自身を含む): 30700980

約数和(自身を除く): 17808500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40289, 80578, 161156, 201445, 322312, 402890, 644624, 805780, 1289248, 1611560, 2578496, 3223120, 6446240, 12892480]

約数ペア:

[(1, 12892480), (2, 6446240), (4, 3223120), (5, 2578496), (8, 1611560), (10, 1289248), (16, 805780), (20, 644624), (32, 402890), (40, 322312), (64, 201445), (80, 161156), (160, 80578), (320, 40289)]