8980660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2657}}^1$

素因数の和:2692

約数の個数: 36

約数和(自身を含む): 20429388

約数和(自身を除く): 11448728

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2657, 3380, 5314, 10628, 13285, 26570, 34541, 53140, 69082, 138164, 172705, 345410, 449033, 690820, 898066, 1796132, 2245165, 4490330, 8980660]

約数ペア:

[(1, 8980660), (2, 4490330), (4, 2245165), (5, 1796132), (10, 898066), (13, 690820), (20, 449033), (26, 345410), (52, 172705), (65, 138164), (130, 69082), (169, 53140), (260, 34541), (338, 26570), (676, 13285), (845, 10628), (1690, 5314), (2657, 3380)]