1680490196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{76847}}^1$

素因数の和:76940

約数の個数: 48

約数和(自身を含む): 3718213632

約数和(自身を除く): 2037723436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 10934, 21868, 76847, 153694, 307388, 537929, 845317, 1075858, 1690634, 2151716, 3381268, 5456137, 5917219, 10912274, 11834438, 21824548, 23668876, 38192959, 60017507, 76385918, 120035014, 152771836, 240070028, 420122549, 840245098, 1680490196]

約数ペア:

[(1, 1680490196), (2, 840245098), (4, 420122549), (7, 240070028), (11, 152771836), (14, 120035014), (22, 76385918), (28, 60017507), (44, 38192959), (71, 23668876), (77, 21824548), (142, 11834438), (154, 10912274), (284, 5917219), (308, 5456137), (497, 3381268), (781, 2151716), (994, 1690634), (1562, 1075858), (1988, 845317), (3124, 537929), (5467, 307388), (10934, 153694), (21868, 76847)]