17702620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68087}}^1$

素因数の和:68109

約数の個数: 24

約数和(自身を含む): 40035744

約数和(自身を除く): 22333124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68087, 136174, 272348, 340435, 680870, 885131, 1361740, 1770262, 3540524, 4425655, 8851310, 17702620]

約数ペア:

[(1, 17702620), (2, 8851310), (4, 4425655), (5, 3540524), (10, 1770262), (13, 1361740), (20, 885131), (26, 680870), (52, 340435), (65, 272348), (130, 136174), (260, 68087)]