6446240

素因数分解:

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

素因数の和:40304

約数の個数: 24

約数和(自身を含む): 15229620

約数和(自身を除く): 8783380

約数列:

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

約数ペア:

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