9991520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:844

約数の個数: 96

約数和(自身を含む): 29465856

約数和(自身を除く): 19474336

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 811, 880, 1120, 1232, 1540, 1622, 1760, 2464, 3080, 3244, 4055, 5677, 6160, 6488, 8110, 8921, 11354, 12320, 12976, 16220, 17842, 22708, 25952, 28385, 32440, 35684, 44605, 45416, 56770, 62447, 64880, 71368, 89210, 90832, 113540, 124894, 129760, 142736, 178420, 181664, 227080, 249788, 285472, 312235, 356840, 454160, 499576, 624470, 713680, 908320, 999152, 1248940, 1427360, 1998304, 2497880, 4995760, 9991520]

約数ペア:

[(1, 9991520), (2, 4995760), (4, 2497880), (5, 1998304), (7, 1427360), (8, 1248940), (10, 999152), (11, 908320), (14, 713680), (16, 624470), (20, 499576), (22, 454160), (28, 356840), (32, 312235), (35, 285472), (40, 249788), (44, 227080), (55, 181664), (56, 178420), (70, 142736), (77, 129760), (80, 124894), (88, 113540), (110, 90832), (112, 89210), (140, 71368), (154, 64880), (160, 62447), (176, 56770), (220, 45416), (224, 44605), (280, 35684), (308, 32440), (352, 28385), (385, 25952), (440, 22708), (560, 17842), (616, 16220), (770, 12976), (811, 12320), (880, 11354), (1120, 8921), (1232, 8110), (1540, 6488), (1622, 6160), (1760, 5677), (2464, 4055), (3080, 3244)]