26484760

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2129}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 59810400

約数和(自身を除く): 33325640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2129, 2488, 3110, 4258, 6220, 8516, 10645, 12440, 17032, 21290, 42580, 85160, 662119, 1324238, 2648476, 3310595, 5296952, 6621190, 13242380, 26484760]

約数ペア:

[(1, 26484760), (2, 13242380), (4, 6621190), (5, 5296952), (8, 3310595), (10, 2648476), (20, 1324238), (40, 662119), (311, 85160), (622, 42580), (1244, 21290), (1555, 17032), (2129, 12440), (2488, 10645), (3110, 8516), (4258, 6220)]