912842980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{51341}}^1$

素因数の和:51484

約数の個数: 48

約数和(自身を含む): 2208116736

約数和(自身を除く): 1295273756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 51341, 102682, 205364, 256705, 359387, 513410, 718774, 1026820, 1437548, 1796935, 3593870, 6520307, 7187740, 13040614, 26081228, 32601535, 45642149, 65203070, 91284298, 130406140, 182568596, 228210745, 456421490, 912842980]

約数ペア:

[(1, 912842980), (2, 456421490), (4, 228210745), (5, 182568596), (7, 130406140), (10, 91284298), (14, 65203070), (20, 45642149), (28, 32601535), (35, 26081228), (70, 13040614), (127, 7187740), (140, 6520307), (254, 3593870), (508, 1796935), (635, 1437548), (889, 1026820), (1270, 718774), (1778, 513410), (2540, 359387), (3556, 256705), (4445, 205364), (8890, 102682), (17780, 51341)]