11972720

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1453}}^1$

素因数の和:1569

約数の個数: 40

約数和(自身を含む): 28126176

約数和(自身を除く): 16153456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1453, 1648, 2060, 2906, 4120, 5812, 7265, 8240, 11624, 14530, 23248, 29060, 58120, 116240, 149659, 299318, 598636, 748295, 1197272, 1496590, 2394544, 2993180, 5986360, 11972720]

約数ペア:

[(1, 11972720), (2, 5986360), (4, 2993180), (5, 2394544), (8, 1496590), (10, 1197272), (16, 748295), (20, 598636), (40, 299318), (80, 149659), (103, 116240), (206, 58120), (412, 29060), (515, 23248), (824, 14530), (1030, 11624), (1453, 8240), (1648, 7265), (2060, 5812), (2906, 4120)]