7579740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{18047}}^1$

素因数の和:18066

約数の個数: 48

約数和(自身を含む): 24256512

約数和(自身を除く): 16676772

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, 18047, 36094, 54141, 72188, 90235, 108282, 126329, 180470, 216564, 252658, 270705, 360940, 378987, 505316, 541410, 631645, 757974, 1082820, 1263290, 1515948, 1894935, 2526580, 3789870, 7579740]

約数ペア:

[(1, 7579740), (2, 3789870), (3, 2526580), (4, 1894935), (5, 1515948), (6, 1263290), (7, 1082820), (10, 757974), (12, 631645), (14, 541410), (15, 505316), (20, 378987), (21, 360940), (28, 270705), (30, 252658), (35, 216564), (42, 180470), (60, 126329), (70, 108282), (84, 90235), (105, 72188), (140, 54141), (210, 36094), (420, 18047)]