20565854890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{595939}}^1$

素因数の和:595999

約数の個数: 64

約数和(自身を含む): 46340294400

約数和(自身を除く): 25774439510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 986, 1015, 1190, 2030, 2465, 3451, 4930, 6902, 17255, 34510, 595939, 1191878, 2979695, 4171573, 5959390, 8343146, 10130963, 17282231, 20261926, 20857865, 34564462, 41715730, 50654815, 70916741, 86411155, 101309630, 120975617, 141833482, 172822310, 241951234, 293797927, 354583705, 587595854, 604878085, 709167410, 1209756170, 1468989635, 2056585489, 2937979270, 4113170978, 10282927445, 20565854890]

約数ペア:

[(1, 20565854890), (2, 10282927445), (5, 4113170978), (7, 2937979270), (10, 2056585489), (14, 1468989635), (17, 1209756170), (29, 709167410), (34, 604878085), (35, 587595854), (58, 354583705), (70, 293797927), (85, 241951234), (119, 172822310), (145, 141833482), (170, 120975617), (203, 101309630), (238, 86411155), (290, 70916741), (406, 50654815), (493, 41715730), (595, 34564462), (986, 20857865), (1015, 20261926), (1190, 17282231), (2030, 10130963), (2465, 8343146), (3451, 5959390), (4930, 4171573), (6902, 2979695), (17255, 1191878), (34510, 595939)]