2047616560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{4663}}^1$

素因数の和:5186

約数の個数: 80

約数和(自身を含む): 5205024000

約数和(自身を除く): 3157407440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 499, 880, 998, 1996, 2495, 3992, 4663, 4990, 5489, 7984, 9326, 9980, 10978, 18652, 19960, 21956, 23315, 27445, 37304, 39920, 43912, 46630, 51293, 54890, 74608, 87824, 93260, 102586, 109780, 186520, 205172, 219560, 256465, 373040, 410344, 439120, 512930, 820688, 1025860, 2051720, 2326837, 4103440, 4653674, 9307348, 11634185, 18614696, 23268370, 25595207, 37229392, 46536740, 51190414, 93073480, 102380828, 127976035, 186146960, 204761656, 255952070, 409523312, 511904140, 1023808280, 2047616560]

約数ペア:

[(1, 2047616560), (2, 1023808280), (4, 511904140), (5, 409523312), (8, 255952070), (10, 204761656), (11, 186146960), (16, 127976035), (20, 102380828), (22, 93073480), (40, 51190414), (44, 46536740), (55, 37229392), (80, 25595207), (88, 23268370), (110, 18614696), (176, 11634185), (220, 9307348), (440, 4653674), (499, 4103440), (880, 2326837), (998, 2051720), (1996, 1025860), (2495, 820688), (3992, 512930), (4663, 439120), (4990, 410344), (5489, 373040), (7984, 256465), (9326, 219560), (9980, 205172), (10978, 186520), (18652, 109780), (19960, 102586), (21956, 93260), (23315, 87824), (27445, 74608), (37304, 54890), (39920, 51293), (43912, 46630)]