400470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1907}}^1$

素因数の和:1924

約数の個数: 32

約数和(自身を含む): 1099008

約数和(自身を除く): 698538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1907, 3814, 5721, 9535, 11442, 13349, 19070, 26698, 28605, 40047, 57210, 66745, 80094, 133490, 200235, 400470]

約数ペア:

[(1, 400470), (2, 200235), (3, 133490), (5, 80094), (6, 66745), (7, 57210), (10, 40047), (14, 28605), (15, 26698), (21, 19070), (30, 13349), (35, 11442), (42, 9535), (70, 5721), (105, 3814), (210, 1907)]