1626712640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1811}}^1$

素因数の和:2236

約数の個数: 112

約数和(自身を含む): 4440472704

約数和(自身を除く): 2813760064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 401, 448, 560, 802, 1120, 1604, 1811, 2005, 2240, 2807, 3208, 3622, 4010, 5614, 6416, 7244, 8020, 9055, 11228, 12677, 12832, 14035, 14488, 16040, 18110, 22456, 25354, 25664, 28070, 28976, 32080, 36220, 44912, 50708, 56140, 57952, 63385, 64160, 72440, 89824, 101416, 112280, 115904, 126770, 128320, 144880, 179648, 202832, 224560, 253540, 289760, 405664, 449120, 507080, 579520, 726211, 811328, 898240, 1014160, 1452422, 2028320, 2904844, 3631055, 4056640, 5083477, 5809688, 7262110, 10166954, 11619376, 14524220, 20333908, 23238752, 25417385, 29048440, 40667816, 46477504, 50834770, 58096880, 81335632, 101669540, 116193760, 162671264, 203339080, 232387520, 325342528, 406678160, 813356320, 1626712640]

約数ペア:

[(1, 1626712640), (2, 813356320), (4, 406678160), (5, 325342528), (7, 232387520), (8, 203339080), (10, 162671264), (14, 116193760), (16, 101669540), (20, 81335632), (28, 58096880), (32, 50834770), (35, 46477504), (40, 40667816), (56, 29048440), (64, 25417385), (70, 23238752), (80, 20333908), (112, 14524220), (140, 11619376), (160, 10166954), (224, 7262110), (280, 5809688), (320, 5083477), (401, 4056640), (448, 3631055), (560, 2904844), (802, 2028320), (1120, 1452422), (1604, 1014160), (1811, 898240), (2005, 811328), (2240, 726211), (2807, 579520), (3208, 507080), (3622, 449120), (4010, 405664), (5614, 289760), (6416, 253540), (7244, 224560), (8020, 202832), (9055, 179648), (11228, 144880), (12677, 128320), (12832, 126770), (14035, 115904), (14488, 112280), (16040, 101416), (18110, 89824), (22456, 72440), (25354, 64160), (25664, 63385), (28070, 57952), (28976, 56140), (32080, 50708), (36220, 44912)]