7223120

素因数分解:

$2^4\times 5^1\times {\mathrm{90289}}^1$

素因数の和:90302

約数の個数: 20

約数和(自身を含む): 16793940

約数和(自身を除く): 9570820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 90289, 180578, 361156, 451445, 722312, 902890, 1444624, 1805780, 3611560, 7223120]

約数ペア:

[(1, 7223120), (2, 3611560), (4, 1805780), (5, 1444624), (8, 902890), (10, 722312), (16, 451445), (20, 361156), (40, 180578), (80, 90289)]