2509444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 2933756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 89, 106, 133, 178, 212, 266, 356, 371, 532, 623, 742, 1007, 1246, 1484, 1691, 2014, 2492, 3382, 4028, 4717, 6764, 7049, 9434, 11837, 14098, 18868, 23674, 28196, 33019, 47348, 66038, 89623, 132076, 179246, 358492, 627361, 1254722, 2509444]

約数ペア:

[(1, 2509444), (2, 1254722), (4, 627361), (7, 358492), (14, 179246), (19, 132076), (28, 89623), (38, 66038), (53, 47348), (76, 33019), (89, 28196), (106, 23674), (133, 18868), (178, 14098), (212, 11837), (266, 9434), (356, 7049), (371, 6764), (532, 4717), (623, 4028), (742, 3382), (1007, 2492), (1246, 2014), (1484, 1691)]