2011342681520

素因数分解:

$2^4\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{4217}}^1\times {\mathrm{5309}}^1$

素因数の和:10662

約数の個数: 80

約数和(自身を含む): 4682527665120

約数和(自身を除く): 2671184983600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1123, 2246, 4217, 4492, 5309, 5615, 8434, 8984, 10618, 11230, 16868, 17968, 21085, 21236, 22460, 26545, 33736, 42170, 42472, 44920, 53090, 67472, 84340, 84944, 89840, 106180, 168680, 212360, 337360, 424720, 4735691, 5962007, 9471382, 11924014, 18942764, 22388053, 23678455, 23848028, 29810035, 37885528, 44776106, 47356910, 47696056, 59620070, 75771056, 89552212, 94713820, 95392112, 111940265, 119240140, 179104424, 189427640, 223880530, 238480280, 358208848, 378855280, 447761060, 476960560, 895522120, 1791044240, 25141783519, 50283567038, 100567134076, 125708917595, 201134268152, 251417835190, 402268536304, 502835670380, 1005671340760, 2011342681520]

約数ペア:

[(1, 2011342681520), (2, 1005671340760), (4, 502835670380), (5, 402268536304), (8, 251417835190), (10, 201134268152), (16, 125708917595), (20, 100567134076), (40, 50283567038), (80, 25141783519), (1123, 1791044240), (2246, 895522120), (4217, 476960560), (4492, 447761060), (5309, 378855280), (5615, 358208848), (8434, 238480280), (8984, 223880530), (10618, 189427640), (11230, 179104424), (16868, 119240140), (17968, 111940265), (21085, 95392112), (21236, 94713820), (22460, 89552212), (26545, 75771056), (33736, 59620070), (42170, 47696056), (42472, 47356910), (44920, 44776106), (53090, 37885528), (67472, 29810035), (84340, 23848028), (84944, 23678455), (89840, 22388053), (106180, 18942764), (168680, 11924014), (212360, 9471382), (337360, 5962007), (424720, 4735691)]