52687120

素因数分解:

$2^4\times 5^1\times {\mathrm{658589}}^1$

素因数の和:658602

約数の個数: 20

約数和(自身を含む): 122497740

約数和(自身を除く): 69810620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 658589, 1317178, 2634356, 3292945, 5268712, 6585890, 10537424, 13171780, 26343560, 52687120]

約数ペア:

[(1, 52687120), (2, 26343560), (4, 13171780), (5, 10537424), (8, 6585890), (10, 5268712), (16, 3292945), (20, 2634356), (40, 1317178), (80, 658589)]