25897060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1907}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 62826624

約数和(自身を除く): 36929564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1907, 1940, 2716, 3395, 3814, 6790, 7628, 9535, 13349, 13580, 19070, 26698, 38140, 53396, 66745, 133490, 184979, 266980, 369958, 739916, 924895, 1294853, 1849790, 2589706, 3699580, 5179412, 6474265, 12948530, 25897060]

約数ペア:

[(1, 25897060), (2, 12948530), (4, 6474265), (5, 5179412), (7, 3699580), (10, 2589706), (14, 1849790), (20, 1294853), (28, 924895), (35, 739916), (70, 369958), (97, 266980), (140, 184979), (194, 133490), (388, 66745), (485, 53396), (679, 38140), (970, 26698), (1358, 19070), (1907, 13580), (1940, 13349), (2716, 9535), (3395, 7628), (3814, 6790)]