201194020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{967}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 431278848

約数和(自身を除く): 230084828

約数列:

[1, 2, 4, 5, 10, 20, 101, 103, 202, 206, 404, 412, 505, 515, 967, 1010, 1030, 1934, 2020, 2060, 3868, 4835, 9670, 10403, 19340, 20806, 41612, 52015, 97667, 99601, 104030, 195334, 199202, 208060, 390668, 398404, 488335, 498005, 976670, 996010, 1953340, 1992020, 10059701, 20119402, 40238804, 50298505, 100597010, 201194020]

約数ペア:

[(1, 201194020), (2, 100597010), (4, 50298505), (5, 40238804), (10, 20119402), (20, 10059701), (101, 1992020), (103, 1953340), (202, 996010), (206, 976670), (404, 498005), (412, 488335), (505, 398404), (515, 390668), (967, 208060), (1010, 199202), (1030, 195334), (1934, 104030), (2020, 99601), (2060, 97667), (3868, 52015), (4835, 41612), (9670, 20806), (10403, 19340)]