8114260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{479}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 21450240

約数和(自身を除く): 13335980

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 479, 484, 605, 770, 847, 958, 1210, 1540, 1694, 1916, 2395, 2420, 3353, 3388, 4235, 4790, 5269, 6706, 8470, 9580, 10538, 13412, 16765, 16940, 21076, 26345, 33530, 36883, 52690, 57959, 67060, 73766, 105380, 115918, 147532, 184415, 231836, 289795, 368830, 405713, 579590, 737660, 811426, 1159180, 1622852, 2028565, 4057130, 8114260]

約数ペア:

[(1, 8114260), (2, 4057130), (4, 2028565), (5, 1622852), (7, 1159180), (10, 811426), (11, 737660), (14, 579590), (20, 405713), (22, 368830), (28, 289795), (35, 231836), (44, 184415), (55, 147532), (70, 115918), (77, 105380), (110, 73766), (121, 67060), (140, 57959), (154, 52690), (220, 36883), (242, 33530), (308, 26345), (385, 21076), (479, 16940), (484, 16765), (605, 13412), (770, 10538), (847, 9580), (958, 8470), (1210, 6706), (1540, 5269), (1694, 4790), (1916, 4235), (2395, 3388), (2420, 3353)]