2019475440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{121949}}^1$

素因数の和:121991

約数の個数: 120

約数和(自身を含む): 7077002400

約数和(自身を除く): 5057526960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 121949, 243898, 365847, 487796, 609745, 731694, 975592, 1097541, 1219490, 1463388, 1829235, 1951184, 2195082, 2438980, 2804827, 2926776, 3658470, 4390164, 4877960, 5487705, 5609654, 5853552, 7316940, 8414481, 8780328, 9755920, 10975410, 11219308, 14024135, 14633880, 16828962, 17560656, 21950820, 22438616, 25243443, 28048270, 29267760, 33657924, 42072405, 43901640, 44877232, 50486886, 56096540, 67315848, 84144810, 87803280, 100973772, 112193080, 126217215, 134631696, 168289620, 201947544, 224386160, 252434430, 336579240, 403895088, 504868860, 673158480, 1009737720, 2019475440]

約数ペア:

[(1, 2019475440), (2, 1009737720), (3, 673158480), (4, 504868860), (5, 403895088), (6, 336579240), (8, 252434430), (9, 224386160), (10, 201947544), (12, 168289620), (15, 134631696), (16, 126217215), (18, 112193080), (20, 100973772), (23, 87803280), (24, 84144810), (30, 67315848), (36, 56096540), (40, 50486886), (45, 44877232), (46, 43901640), (48, 42072405), (60, 33657924), (69, 29267760), (72, 28048270), (80, 25243443), (90, 22438616), (92, 21950820), (115, 17560656), (120, 16828962), (138, 14633880), (144, 14024135), (180, 11219308), (184, 10975410), (207, 9755920), (230, 8780328), (240, 8414481), (276, 7316940), (345, 5853552), (360, 5609654), (368, 5487705), (414, 4877960), (460, 4390164), (552, 3658470), (690, 2926776), (720, 2804827), (828, 2438980), (920, 2195082), (1035, 1951184), (1104, 1829235), (1380, 1463388), (1656, 1219490), (1840, 1097541), (2070, 975592), (2760, 731694), (3312, 609745), (4140, 487796), (5520, 365847), (8280, 243898), (16560, 121949)]