39400660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11657}}^1$

素因数の和:11692

約数の個数: 36

約数和(自身を含む): 89603388

約数和(自身を除く): 50202728

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 11657, 23314, 46628, 58285, 116570, 151541, 233140, 303082, 606164, 757705, 1515410, 1970033, 3030820, 3940066, 7880132, 9850165, 19700330, 39400660]

約数ペア:

[(1, 39400660), (2, 19700330), (4, 9850165), (5, 7880132), (10, 3940066), (13, 3030820), (20, 1970033), (26, 1515410), (52, 757705), (65, 606164), (130, 303082), (169, 233140), (260, 151541), (338, 116570), (676, 58285), (845, 46628), (1690, 23314), (3380, 11657)]