2022428720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{1789}}^1$

素因数の和:2902

約数の個数: 80

約数和(自身を含む): 5071342080

約数和(自身を除く): 3048913360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1087, 1789, 2174, 3578, 4348, 5435, 7156, 8696, 8945, 10870, 14131, 14312, 17392, 17890, 21740, 23257, 28262, 28624, 35780, 43480, 46514, 56524, 70655, 71560, 86960, 93028, 113048, 116285, 141310, 143120, 186056, 226096, 232570, 282620, 372112, 465140, 565240, 930280, 1130480, 1860560, 1944643, 3889286, 7778572, 9723215, 15557144, 19446430, 25280359, 31114288, 38892860, 50560718, 77785720, 101121436, 126401795, 155571440, 202242872, 252803590, 404485744, 505607180, 1011214360, 2022428720]

約数ペア:

[(1, 2022428720), (2, 1011214360), (4, 505607180), (5, 404485744), (8, 252803590), (10, 202242872), (13, 155571440), (16, 126401795), (20, 101121436), (26, 77785720), (40, 50560718), (52, 38892860), (65, 31114288), (80, 25280359), (104, 19446430), (130, 15557144), (208, 9723215), (260, 7778572), (520, 3889286), (1040, 1944643), (1087, 1860560), (1789, 1130480), (2174, 930280), (3578, 565240), (4348, 465140), (5435, 372112), (7156, 282620), (8696, 232570), (8945, 226096), (10870, 186056), (14131, 143120), (14312, 141310), (17392, 116285), (17890, 113048), (21740, 93028), (23257, 86960), (28262, 71560), (28624, 70655), (35780, 56524), (43480, 46514)]