55888360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1882

約数の個数: 64

約数和(自身を含む): 139190400

約数和(自身を除く): 83302040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 1789, 2840, 3124, 3578, 3905, 6248, 7156, 7810, 8945, 14312, 15620, 17890, 19679, 31240, 35780, 39358, 71560, 78716, 98395, 127019, 157432, 196790, 254038, 393580, 508076, 635095, 787160, 1016152, 1270190, 1397209, 2540380, 2794418, 5080760, 5588836, 6986045, 11177672, 13972090, 27944180, 55888360]

約数ペア:

[(1, 55888360), (2, 27944180), (4, 13972090), (5, 11177672), (8, 6986045), (10, 5588836), (11, 5080760), (20, 2794418), (22, 2540380), (40, 1397209), (44, 1270190), (55, 1016152), (71, 787160), (88, 635095), (110, 508076), (142, 393580), (220, 254038), (284, 196790), (355, 157432), (440, 127019), (568, 98395), (710, 78716), (781, 71560), (1420, 39358), (1562, 35780), (1789, 31240), (2840, 19679), (3124, 17890), (3578, 15620), (3905, 14312), (6248, 8945), (7156, 7810)]