68382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6691}}^1$

素因数の和:6780

約数の個数: 48

約数和(自身を含む): 166389888

約数和(自身を除く): 98007868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 6691, 10220, 13382, 26764, 33455, 46837, 66910, 93674, 133820, 187348, 234185, 468370, 488443, 936740, 976886, 1953772, 2442215, 3419101, 4884430, 6838202, 9768860, 13676404, 17095505, 34191010, 68382020]

約数ペア:

[(1, 68382020), (2, 34191010), (4, 17095505), (5, 13676404), (7, 9768860), (10, 6838202), (14, 4884430), (20, 3419101), (28, 2442215), (35, 1953772), (70, 976886), (73, 936740), (140, 488443), (146, 468370), (292, 234185), (365, 187348), (511, 133820), (730, 93674), (1022, 66910), (1460, 46837), (2044, 33455), (2555, 26764), (5110, 13382), (6691, 10220)]