16509920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{14741}}^1$

素因数の和:14763

約数の個数: 48

約数和(自身を含む): 44579808

約数和(自身を除く): 28069888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 14741, 29482, 58964, 73705, 103187, 117928, 147410, 206374, 235856, 294820, 412748, 471712, 515935, 589640, 825496, 1031870, 1179280, 1650992, 2063740, 2358560, 3301984, 4127480, 8254960, 16509920]

約数ペア:

[(1, 16509920), (2, 8254960), (4, 4127480), (5, 3301984), (7, 2358560), (8, 2063740), (10, 1650992), (14, 1179280), (16, 1031870), (20, 825496), (28, 589640), (32, 515935), (35, 471712), (40, 412748), (56, 294820), (70, 235856), (80, 206374), (112, 147410), (140, 117928), (160, 103187), (224, 73705), (280, 58964), (560, 29482), (1120, 14741)]