56686520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128833}}^1$

素因数の和:128855

約数の個数: 32

約数和(自身を含む): 139140720

約数和(自身を除く): 82454200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128833, 257666, 515332, 644165, 1030664, 1288330, 1417163, 2576660, 2834326, 5153320, 5668652, 7085815, 11337304, 14171630, 28343260, 56686520]

約数ペア:

[(1, 56686520), (2, 28343260), (4, 14171630), (5, 11337304), (8, 7085815), (10, 5668652), (11, 5153320), (20, 2834326), (22, 2576660), (40, 1417163), (44, 1288330), (55, 1030664), (88, 644165), (110, 515332), (220, 257666), (440, 128833)]