2090478280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 5481302400

約数和(自身を除く): 3390824120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 89, 92, 110, 115, 121, 178, 184, 211, 220, 230, 242, 253, 356, 422, 440, 445, 460, 484, 506, 605, 712, 844, 890, 920, 968, 979, 1012, 1055, 1210, 1265, 1688, 1780, 1958, 2024, 2047, 2110, 2321, 2420, 2530, 2783, 3560, 3916, 4094, 4220, 4642, 4840, 4853, 4895, 5060, 5566, 7832, 8188, 8440, 9284, 9706, 9790, 10120, 10235, 10769, 11132, 11605, 13915, 16376, 18568, 18779, 19412, 19580, 20470, 21538, 22264, 22517, 23210, 24265, 25531, 27830, 37558, 38824, 39160, 40940, 43076, 45034, 46420, 48530, 51062, 53383, 53845, 55660, 75116, 81880, 86152, 90068, 92840, 93895, 97060, 102124, 106766, 107690, 111320, 112585, 127655, 150232, 180136, 187790, 194120, 204248, 206569, 213532, 215380, 225170, 247687, 255310, 266915, 375580, 413138, 427064, 430760, 431917, 450340, 495374, 510620, 533830, 587213, 751160, 826276, 863834, 900680, 990748, 1021240, 1032845, 1067660, 1174426, 1238435, 1652552, 1727668, 1981496, 2065690, 2135320, 2159585, 2272259, 2348852, 2476870, 2936065, 3455336, 4131380, 4319170, 4544518, 4697704, 4751087, 4953740, 5872130, 8262760, 8638340, 9089036, 9502174, 9907480, 11361295, 11744260, 17276680, 18178072, 19004348, 22722590, 23488520, 23755435, 38008696, 45445180, 47510870, 52261957, 90890360, 95021740, 104523914, 190043480, 209047828, 261309785, 418095656, 522619570, 1045239140, 2090478280]

約数ペア:

[(1, 2090478280), (2, 1045239140), (4, 522619570), (5, 418095656), (8, 261309785), (10, 209047828), (11, 190043480), (20, 104523914), (22, 95021740), (23, 90890360), (40, 52261957), (44, 47510870), (46, 45445180), (55, 38008696), (88, 23755435), (89, 23488520), (92, 22722590), (110, 19004348), (115, 18178072), (121, 17276680), (178, 11744260), (184, 11361295), (211, 9907480), (220, 9502174), (230, 9089036), (242, 8638340), (253, 8262760), (356, 5872130), (422, 4953740), (440, 4751087), (445, 4697704), (460, 4544518), (484, 4319170), (506, 4131380), (605, 3455336), (712, 2936065), (844, 2476870), (890, 2348852), (920, 2272259), (968, 2159585), (979, 2135320), (1012, 2065690), (1055, 1981496), (1210, 1727668), (1265, 1652552), (1688, 1238435), (1780, 1174426), (1958, 1067660), (2024, 1032845), (2047, 1021240), (2110, 990748), (2321, 900680), (2420, 863834), (2530, 826276), (2783, 751160), (3560, 587213), (3916, 533830), (4094, 510620), (4220, 495374), (4642, 450340), (4840, 431917), (4853, 430760), (4895, 427064), (5060, 413138), (5566, 375580), (7832, 266915), (8188, 255310), (8440, 247687), (9284, 225170), (9706, 215380), (9790, 213532), (10120, 206569), (10235, 204248), (10769, 194120), (11132, 187790), (11605, 180136), (13915, 150232), (16376, 127655), (18568, 112585), (18779, 111320), (19412, 107690), (19580, 106766), (20470, 102124), (21538, 97060), (22264, 93895), (22517, 92840), (23210, 90068), (24265, 86152), (25531, 81880), (27830, 75116), (37558, 55660), (38824, 53845), (39160, 53383), (40940, 51062), (43076, 48530), (45034, 46420)]