2126240

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 5112072

約数和(自身を除く): 2985832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 137, 160, 194, 274, 388, 485, 548, 685, 776, 970, 1096, 1370, 1552, 1940, 2192, 2740, 3104, 3880, 4384, 5480, 7760, 10960, 13289, 15520, 21920, 26578, 53156, 66445, 106312, 132890, 212624, 265780, 425248, 531560, 1063120, 2126240]

約数ペア:

[(1, 2126240), (2, 1063120), (4, 531560), (5, 425248), (8, 265780), (10, 212624), (16, 132890), (20, 106312), (32, 66445), (40, 53156), (80, 26578), (97, 21920), (137, 15520), (160, 13289), (194, 10960), (274, 7760), (388, 5480), (485, 4384), (548, 3880), (685, 3104), (776, 2740), (970, 2192), (1096, 1940), (1370, 1552)]