2082080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:59

約数の個数: 144

約数和(自身を含む): 6640704

約数和(自身を除く): 4558624

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 169, 176, 182, 208, 220, 224, 260, 280, 286, 308, 338, 352, 364, 385, 416, 440, 455, 520, 560, 572, 616, 676, 715, 728, 770, 845, 880, 910, 1001, 1040, 1120, 1144, 1183, 1232, 1352, 1430, 1456, 1540, 1690, 1760, 1820, 1859, 2002, 2080, 2288, 2366, 2464, 2704, 2860, 2912, 3080, 3380, 3640, 3718, 4004, 4576, 4732, 5005, 5408, 5720, 5915, 6160, 6760, 7280, 7436, 8008, 9295, 9464, 10010, 11440, 11830, 12320, 13013, 13520, 14560, 14872, 16016, 18590, 18928, 20020, 22880, 23660, 26026, 27040, 29744, 32032, 37180, 37856, 40040, 47320, 52052, 59488, 65065, 74360, 80080, 94640, 104104, 130130, 148720, 160160, 189280, 208208, 260260, 297440, 416416, 520520, 1041040, 2082080]

約数ペア:

[(1, 2082080), (2, 1041040), (4, 520520), (5, 416416), (7, 297440), (8, 260260), (10, 208208), (11, 189280), (13, 160160), (14, 148720), (16, 130130), (20, 104104), (22, 94640), (26, 80080), (28, 74360), (32, 65065), (35, 59488), (40, 52052), (44, 47320), (52, 40040), (55, 37856), (56, 37180), (65, 32032), (70, 29744), (77, 27040), (80, 26026), (88, 23660), (91, 22880), (104, 20020), (110, 18928), (112, 18590), (130, 16016), (140, 14872), (143, 14560), (154, 13520), (160, 13013), (169, 12320), (176, 11830), (182, 11440), (208, 10010), (220, 9464), (224, 9295), (260, 8008), (280, 7436), (286, 7280), (308, 6760), (338, 6160), (352, 5915), (364, 5720), (385, 5408), (416, 5005), (440, 4732), (455, 4576), (520, 4004), (560, 3718), (572, 3640), (616, 3380), (676, 3080), (715, 2912), (728, 2860), (770, 2704), (845, 2464), (880, 2366), (910, 2288), (1001, 2080), (1040, 2002), (1120, 1859), (1144, 1820), (1183, 1760), (1232, 1690), (1352, 1540), (1430, 1456)]