1994757310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2281}}^1$

素因数の和:2370

約数の個数: 96

約数和(自身を含む): 4568308416

約数和(自身を除く): 2573551106

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 961, 1085, 1922, 2015, 2170, 2281, 2821, 4030, 4562, 4805, 5642, 6727, 9610, 11405, 12493, 13454, 14105, 15967, 22810, 24986, 28210, 29653, 31934, 33635, 59306, 62465, 67270, 70711, 79835, 87451, 124930, 141422, 148265, 159670, 174902, 207571, 296530, 353555, 415142, 437255, 494977, 707110, 874510, 919243, 989954, 1037855, 1838486, 2075710, 2192041, 2474885, 4384082, 4596215, 4949770, 6434701, 9192430, 10960205, 12869402, 15344287, 21920410, 28496533, 30688574, 32173505, 56993066, 64347010, 76721435, 142482665, 153442870, 199475731, 284965330, 398951462, 997378655, 1994757310]

約数ペア:

[(1, 1994757310), (2, 997378655), (5, 398951462), (7, 284965330), (10, 199475731), (13, 153442870), (14, 142482665), (26, 76721435), (31, 64347010), (35, 56993066), (62, 32173505), (65, 30688574), (70, 28496533), (91, 21920410), (130, 15344287), (155, 12869402), (182, 10960205), (217, 9192430), (310, 6434701), (403, 4949770), (434, 4596215), (455, 4384082), (806, 2474885), (910, 2192041), (961, 2075710), (1085, 1838486), (1922, 1037855), (2015, 989954), (2170, 919243), (2281, 874510), (2821, 707110), (4030, 494977), (4562, 437255), (4805, 415142), (5642, 353555), (6727, 296530), (9610, 207571), (11405, 174902), (12493, 159670), (13454, 148265), (14105, 141422), (15967, 124930), (22810, 87451), (24986, 79835), (28210, 70711), (29653, 67270), (31934, 62465), (33635, 59306)]