20343840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3853}}^1$

素因数の和:3882

約数の個数: 96

約数和(自身を含む): 69926976

約数和(自身を除く): 49583136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3853, 5280, 7706, 11559, 15412, 19265, 23118, 30824, 38530, 42383, 46236, 57795, 61648, 77060, 84766, 92472, 115590, 123296, 127149, 154120, 169532, 184944, 211915, 231180, 254298, 308240, 339064, 369888, 423830, 462360, 508596, 616480, 635745, 678128, 847660, 924720, 1017192, 1271490, 1356256, 1695320, 1849440, 2034384, 2542980, 3390640, 4068768, 5085960, 6781280, 10171920, 20343840]

約数ペア:

[(1, 20343840), (2, 10171920), (3, 6781280), (4, 5085960), (5, 4068768), (6, 3390640), (8, 2542980), (10, 2034384), (11, 1849440), (12, 1695320), (15, 1356256), (16, 1271490), (20, 1017192), (22, 924720), (24, 847660), (30, 678128), (32, 635745), (33, 616480), (40, 508596), (44, 462360), (48, 423830), (55, 369888), (60, 339064), (66, 308240), (80, 254298), (88, 231180), (96, 211915), (110, 184944), (120, 169532), (132, 154120), (160, 127149), (165, 123296), (176, 115590), (220, 92472), (240, 84766), (264, 77060), (330, 61648), (352, 57795), (440, 46236), (480, 42383), (528, 38530), (660, 30824), (880, 23118), (1056, 19265), (1320, 15412), (1760, 11559), (2640, 7706), (3853, 5280)]