26141220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20747}}^1$

素因数の和:20769

約数の個数: 72

約数和(自身を含む): 90627264

約数和(自身を除く): 64486044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20747, 41494, 62241, 82988, 103735, 124482, 145229, 186723, 207470, 248964, 290458, 311205, 373446, 414940, 435687, 580916, 622410, 726145, 746892, 871374, 933615, 1244820, 1307061, 1452290, 1742748, 1867230, 2178435, 2614122, 2904580, 3734460, 4356870, 5228244, 6535305, 8713740, 13070610, 26141220]

約数ペア:

[(1, 26141220), (2, 13070610), (3, 8713740), (4, 6535305), (5, 5228244), (6, 4356870), (7, 3734460), (9, 2904580), (10, 2614122), (12, 2178435), (14, 1867230), (15, 1742748), (18, 1452290), (20, 1307061), (21, 1244820), (28, 933615), (30, 871374), (35, 746892), (36, 726145), (42, 622410), (45, 580916), (60, 435687), (63, 414940), (70, 373446), (84, 311205), (90, 290458), (105, 248964), (126, 207470), (140, 186723), (180, 145229), (210, 124482), (252, 103735), (315, 82988), (420, 62241), (630, 41494), (1260, 20747)]