8045521880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{22381}}^1$

素因数の和:22465

約数の個数: 128

約数和(自身を含む): 21271852800

約数和(自身を除く): 13226330920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 43, 44, 55, 76, 86, 88, 95, 110, 152, 172, 190, 209, 215, 220, 344, 380, 418, 430, 440, 473, 760, 817, 836, 860, 946, 1045, 1634, 1672, 1720, 1892, 2090, 2365, 3268, 3784, 4085, 4180, 4730, 6536, 8170, 8360, 8987, 9460, 16340, 17974, 18920, 22381, 32680, 35948, 44762, 44935, 71896, 89524, 89870, 111905, 179048, 179740, 223810, 246191, 359480, 425239, 447620, 492382, 850478, 895240, 962383, 984764, 1230955, 1700956, 1924766, 1969528, 2126195, 2461910, 3401912, 3849532, 4252390, 4677629, 4811915, 4923820, 7699064, 8504780, 9355258, 9623830, 9847640, 10586213, 17009560, 18285277, 18710516, 19247660, 21172426, 23388145, 36570554, 37421032, 38495320, 42344852, 46776290, 52931065, 73141108, 84689704, 91426385, 93552580, 105862130, 146282216, 182852770, 187105160, 201138047, 211724260, 365705540, 402276094, 423448520, 731411080, 804552188, 1005690235, 1609104376, 2011380470, 4022760940, 8045521880]

約数ペア:

[(1, 8045521880), (2, 4022760940), (4, 2011380470), (5, 1609104376), (8, 1005690235), (10, 804552188), (11, 731411080), (19, 423448520), (20, 402276094), (22, 365705540), (38, 211724260), (40, 201138047), (43, 187105160), (44, 182852770), (55, 146282216), (76, 105862130), (86, 93552580), (88, 91426385), (95, 84689704), (110, 73141108), (152, 52931065), (172, 46776290), (190, 42344852), (209, 38495320), (215, 37421032), (220, 36570554), (344, 23388145), (380, 21172426), (418, 19247660), (430, 18710516), (440, 18285277), (473, 17009560), (760, 10586213), (817, 9847640), (836, 9623830), (860, 9355258), (946, 8504780), (1045, 7699064), (1634, 4923820), (1672, 4811915), (1720, 4677629), (1892, 4252390), (2090, 3849532), (2365, 3401912), (3268, 2461910), (3784, 2126195), (4085, 1969528), (4180, 1924766), (4730, 1700956), (6536, 1230955), (8170, 984764), (8360, 962383), (8987, 895240), (9460, 850478), (16340, 492382), (17974, 447620), (18920, 425239), (22381, 359480), (32680, 246191), (35948, 223810), (44762, 179740), (44935, 179048), (71896, 111905), (89524, 89870)]