13331220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31741}}^1$

素因数の和:31760

約数の個数: 48

約数和(自身を含む): 42661248

約数和(自身を除く): 29330028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31741, 63482, 95223, 126964, 158705, 190446, 222187, 317410, 380892, 444374, 476115, 634820, 666561, 888748, 952230, 1110935, 1333122, 1904460, 2221870, 2666244, 3332805, 4443740, 6665610, 13331220]

約数ペア:

[(1, 13331220), (2, 6665610), (3, 4443740), (4, 3332805), (5, 2666244), (6, 2221870), (7, 1904460), (10, 1333122), (12, 1110935), (14, 952230), (15, 888748), (20, 666561), (21, 634820), (28, 476115), (30, 444374), (35, 380892), (42, 317410), (60, 222187), (70, 190446), (84, 158705), (105, 126964), (140, 95223), (210, 63482), (420, 31741)]