16654540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{353}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 40203072

約数和(自身を除く): 23548532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 337, 353, 674, 706, 1348, 1412, 1685, 1765, 2359, 2471, 3370, 3530, 4718, 4942, 6740, 7060, 9436, 9884, 11795, 12355, 23590, 24710, 47180, 49420, 118961, 237922, 475844, 594805, 832727, 1189610, 1665454, 2379220, 3330908, 4163635, 8327270, 16654540]

約数ペア:

[(1, 16654540), (2, 8327270), (4, 4163635), (5, 3330908), (7, 2379220), (10, 1665454), (14, 1189610), (20, 832727), (28, 594805), (35, 475844), (70, 237922), (140, 118961), (337, 49420), (353, 47180), (674, 24710), (706, 23590), (1348, 12355), (1412, 11795), (1685, 9884), (1765, 9436), (2359, 7060), (2471, 6740), (3370, 4942), (3530, 4718)]