478636703780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10859}}^1\times {\mathrm{20219}}^1$

素因数の和:31196

約数の個数: 48

約数和(自身を含む): 1014502104000

約数和(自身を除く): 535865400220

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 10859, 20219, 21718, 40438, 43436, 54295, 80876, 101095, 108590, 202190, 217180, 404380, 1183631, 2203871, 2367262, 4407742, 4734524, 5918155, 8815484, 11019355, 11836310, 22038710, 23672620, 44077420, 219558121, 439116242, 878232484, 1097790605, 2195581210, 4391162420, 23931835189, 47863670378, 95727340756, 119659175945, 239318351890, 478636703780]

約数ペア:

[(1, 478636703780), (2, 239318351890), (4, 119659175945), (5, 95727340756), (10, 47863670378), (20, 23931835189), (109, 4391162420), (218, 2195581210), (436, 1097790605), (545, 878232484), (1090, 439116242), (2180, 219558121), (10859, 44077420), (20219, 23672620), (21718, 22038710), (40438, 11836310), (43436, 11019355), (54295, 8815484), (80876, 5918155), (101095, 4734524), (108590, 4407742), (202190, 2367262), (217180, 2203871), (404380, 1183631)]