3784220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 8805888

約数和(自身を除く): 5021668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 167, 206, 220, 334, 412, 515, 668, 835, 1030, 1133, 1670, 1837, 2060, 2266, 3340, 3674, 4532, 5665, 7348, 9185, 11330, 17201, 18370, 22660, 34402, 36740, 68804, 86005, 172010, 189211, 344020, 378422, 756844, 946055, 1892110, 3784220]

約数ペア:

[(1, 3784220), (2, 1892110), (4, 946055), (5, 756844), (10, 378422), (11, 344020), (20, 189211), (22, 172010), (44, 86005), (55, 68804), (103, 36740), (110, 34402), (167, 22660), (206, 18370), (220, 17201), (334, 11330), (412, 9185), (515, 7348), (668, 5665), (835, 4532), (1030, 3674), (1133, 3340), (1670, 2266), (1837, 2060)]