2008103680

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1$

素因数の和:1282

約数の個数: 144

約数和(自身を含む): 5293338624

約数和(自身を除く): 3285234944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 127, 128, 160, 176, 220, 254, 256, 320, 352, 440, 508, 635, 640, 704, 880, 1016, 1123, 1270, 1280, 1397, 1408, 1760, 2032, 2246, 2540, 2794, 2816, 3520, 4064, 4492, 5080, 5588, 5615, 6985, 7040, 8128, 8984, 10160, 11176, 11230, 12353, 13970, 14080, 16256, 17968, 20320, 22352, 22460, 24706, 27940, 32512, 35936, 40640, 44704, 44920, 49412, 55880, 61765, 71872, 81280, 89408, 89840, 98824, 111760, 123530, 142621, 143744, 162560, 178816, 179680, 197648, 223520, 247060, 285242, 287488, 357632, 359360, 395296, 447040, 494120, 570484, 713105, 718720, 790592, 894080, 988240, 1140968, 1426210, 1437440, 1568831, 1581184, 1788160, 1976480, 2281936, 2852420, 3137662, 3162368, 3952960, 4563872, 5704840, 6275324, 7844155, 7905920, 9127744, 11409680, 12550648, 15688310, 15811840, 18255488, 22819360, 25101296, 31376620, 36510976, 45638720, 50202592, 62753240, 91277440, 100405184, 125506480, 182554880, 200810368, 251012960, 401620736, 502025920, 1004051840, 2008103680]

約数ペア:

[(1, 2008103680), (2, 1004051840), (4, 502025920), (5, 401620736), (8, 251012960), (10, 200810368), (11, 182554880), (16, 125506480), (20, 100405184), (22, 91277440), (32, 62753240), (40, 50202592), (44, 45638720), (55, 36510976), (64, 31376620), (80, 25101296), (88, 22819360), (110, 18255488), (127, 15811840), (128, 15688310), (160, 12550648), (176, 11409680), (220, 9127744), (254, 7905920), (256, 7844155), (320, 6275324), (352, 5704840), (440, 4563872), (508, 3952960), (635, 3162368), (640, 3137662), (704, 2852420), (880, 2281936), (1016, 1976480), (1123, 1788160), (1270, 1581184), (1280, 1568831), (1397, 1437440), (1408, 1426210), (1760, 1140968), (2032, 988240), (2246, 894080), (2540, 790592), (2794, 718720), (2816, 713105), (3520, 570484), (4064, 494120), (4492, 447040), (5080, 395296), (5588, 359360), (5615, 357632), (6985, 287488), (7040, 285242), (8128, 247060), (8984, 223520), (10160, 197648), (11176, 179680), (11230, 178816), (12353, 162560), (13970, 143744), (14080, 142621), (16256, 123530), (17968, 111760), (20320, 98824), (22352, 89840), (22460, 89408), (24706, 81280), (27940, 71872), (32512, 61765), (35936, 55880), (40640, 49412), (44704, 44920)]