2844280

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 6449040

約数和(自身を除く): 3604760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 337, 422, 674, 844, 1055, 1348, 1685, 1688, 2110, 2696, 3370, 4220, 6740, 8440, 13480, 71107, 142214, 284428, 355535, 568856, 711070, 1422140, 2844280]

約数ペア:

[(1, 2844280), (2, 1422140), (4, 711070), (5, 568856), (8, 355535), (10, 284428), (20, 142214), (40, 71107), (211, 13480), (337, 8440), (422, 6740), (674, 4220), (844, 3370), (1055, 2696), (1348, 2110), (1685, 1688)]