50420020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{51449}}^1$

素因数の和:51472

約数の個数: 36

約数和(自身を含む): 123171300

約数和(自身を除く): 72751280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 51449, 102898, 205796, 257245, 360143, 514490, 720286, 1028980, 1440572, 1800715, 2521001, 3601430, 5042002, 7202860, 10084004, 12605005, 25210010, 50420020]

約数ペア:

[(1, 50420020), (2, 25210010), (4, 12605005), (5, 10084004), (7, 7202860), (10, 5042002), (14, 3601430), (20, 2521001), (28, 1800715), (35, 1440572), (49, 1028980), (70, 720286), (98, 514490), (140, 360143), (196, 257245), (245, 205796), (490, 102898), (980, 51449)]