9425990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 20764512

約数和(自身を除く): 11338522

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 89, 119, 170, 178, 238, 445, 595, 623, 890, 1190, 1246, 1513, 3026, 3115, 6230, 7565, 7921, 10591, 15130, 15842, 21182, 39605, 52955, 55447, 79210, 105910, 110894, 134657, 269314, 277235, 554470, 673285, 942599, 1346570, 1885198, 4712995, 9425990]

約数ペア:

[(1, 9425990), (2, 4712995), (5, 1885198), (7, 1346570), (10, 942599), (14, 673285), (17, 554470), (34, 277235), (35, 269314), (70, 134657), (85, 110894), (89, 105910), (119, 79210), (170, 55447), (178, 52955), (238, 39605), (445, 21182), (595, 15842), (623, 15130), (890, 10591), (1190, 7921), (1246, 7565), (1513, 6230), (3026, 3115)]