20400775560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1717237}}^1$

素因数の和:1717268

約数の個数: 128

約数和(自身を含む): 74184681600

約数和(自身を除く): 53783906040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 1717237, 3434474, 5151711, 6868948, 8586185, 10303422, 13737896, 15455133, 17172370, 18889607, 20606844, 25758555, 30910266, 34344740, 37779214, 41213688, 46365399, 51517110, 56668821, 61820532, 68689480, 75558428, 77275665, 92730798, 94448035, 103034220, 113337642, 123641064, 151116856, 154551330, 170006463, 185461596, 188896070, 206068440, 226675284, 231826995, 283344105, 309102660, 340012926, 370923192, 377792140, 453350568, 463653990, 510019389, 566688210, 618205320, 680025852, 755584280, 850032315, 927307980, 1020038778, 1133376420, 1360051704, 1700064630, 1854615960, 2040077556, 2266752840, 2550096945, 3400129260, 4080155112, 5100193890, 6800258520, 10200387780, 20400775560]

約数ペア:

[(1, 20400775560), (2, 10200387780), (3, 6800258520), (4, 5100193890), (5, 4080155112), (6, 3400129260), (8, 2550096945), (9, 2266752840), (10, 2040077556), (11, 1854615960), (12, 1700064630), (15, 1360051704), (18, 1133376420), (20, 1020038778), (22, 927307980), (24, 850032315), (27, 755584280), (30, 680025852), (33, 618205320), (36, 566688210), (40, 510019389), (44, 463653990), (45, 453350568), (54, 377792140), (55, 370923192), (60, 340012926), (66, 309102660), (72, 283344105), (88, 231826995), (90, 226675284), (99, 206068440), (108, 188896070), (110, 185461596), (120, 170006463), (132, 154551330), (135, 151116856), (165, 123641064), (180, 113337642), (198, 103034220), (216, 94448035), (220, 92730798), (264, 77275665), (270, 75558428), (297, 68689480), (330, 61820532), (360, 56668821), (396, 51517110), (440, 46365399), (495, 41213688), (540, 37779214), (594, 34344740), (660, 30910266), (792, 25758555), (990, 20606844), (1080, 18889607), (1188, 17172370), (1320, 15455133), (1485, 13737896), (1980, 10303422), (2376, 8586185), (2970, 6868948), (3960, 5151711), (5940, 3434474), (11880, 1717237)]