19085880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 65836800

約数和(自身を除く): 46750920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 761, 836, 1045, 1140, 1254, 1320, 1522, 1672, 2090, 2280, 2283, 2508, 3044, 3135, 3805, 4180, 4566, 5016, 6088, 6270, 7610, 8360, 8371, 9132, 11415, 12540, 14459, 15220, 16742, 18264, 22830, 25080, 25113, 28918, 30440, 33484, 41855, 43377, 45660, 50226, 57836, 66968, 72295, 83710, 86754, 91320, 100452, 115672, 125565, 144590, 159049, 167420, 173508, 200904, 216885, 251130, 289180, 318098, 334840, 347016, 433770, 477147, 502260, 578360, 636196, 795245, 867540, 954294, 1004520, 1272392, 1590490, 1735080, 1908588, 2385735, 3180980, 3817176, 4771470, 6361960, 9542940, 19085880]

約数ペア:

[(1, 19085880), (2, 9542940), (3, 6361960), (4, 4771470), (5, 3817176), (6, 3180980), (8, 2385735), (10, 1908588), (11, 1735080), (12, 1590490), (15, 1272392), (19, 1004520), (20, 954294), (22, 867540), (24, 795245), (30, 636196), (33, 578360), (38, 502260), (40, 477147), (44, 433770), (55, 347016), (57, 334840), (60, 318098), (66, 289180), (76, 251130), (88, 216885), (95, 200904), (110, 173508), (114, 167420), (120, 159049), (132, 144590), (152, 125565), (165, 115672), (190, 100452), (209, 91320), (220, 86754), (228, 83710), (264, 72295), (285, 66968), (330, 57836), (380, 50226), (418, 45660), (440, 43377), (456, 41855), (570, 33484), (627, 30440), (660, 28918), (760, 25113), (761, 25080), (836, 22830), (1045, 18264), (1140, 16742), (1254, 15220), (1320, 14459), (1522, 12540), (1672, 11415), (2090, 9132), (2280, 8371), (2283, 8360), (2508, 7610), (3044, 6270), (3135, 6088), (3805, 5016), (4180, 4566)]