26869990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 32227610

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 89, 95, 133, 178, 190, 227, 266, 445, 454, 623, 665, 890, 1135, 1246, 1330, 1589, 1691, 2270, 3115, 3178, 3382, 4313, 6230, 7945, 8455, 8626, 11837, 15890, 16910, 20203, 21565, 23674, 30191, 40406, 43130, 59185, 60382, 101015, 118370, 141421, 150955, 202030, 282842, 301910, 383857, 707105, 767714, 1414210, 1919285, 2686999, 3838570, 5373998, 13434995, 26869990]

約数ペア:

[(1, 26869990), (2, 13434995), (5, 5373998), (7, 3838570), (10, 2686999), (14, 1919285), (19, 1414210), (35, 767714), (38, 707105), (70, 383857), (89, 301910), (95, 282842), (133, 202030), (178, 150955), (190, 141421), (227, 118370), (266, 101015), (445, 60382), (454, 59185), (623, 43130), (665, 40406), (890, 30191), (1135, 23674), (1246, 21565), (1330, 20203), (1589, 16910), (1691, 15890), (2270, 11837), (3115, 8626), (3178, 8455), (3382, 7945), (4313, 6230)]