5556520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 12742920

約数和(自身を除く): 7186400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 2621, 5242, 10484, 13105, 20968, 26210, 52420, 104840, 138913, 277826, 555652, 694565, 1111304, 1389130, 2778260, 5556520]

約数ペア:

[(1, 5556520), (2, 2778260), (4, 1389130), (5, 1111304), (8, 694565), (10, 555652), (20, 277826), (40, 138913), (53, 104840), (106, 52420), (212, 26210), (265, 20968), (424, 13105), (530, 10484), (1060, 5242), (2120, 2621)]