16399740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39047}}^1$

素因数の和:39066

約数の個数: 48

約数和(自身を含む): 52480512

約数和(自身を除く): 36080772

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, 39047, 78094, 117141, 156188, 195235, 234282, 273329, 390470, 468564, 546658, 585705, 780940, 819987, 1093316, 1171410, 1366645, 1639974, 2342820, 2733290, 3279948, 4099935, 5466580, 8199870, 16399740]

約数ペア:

[(1, 16399740), (2, 8199870), (3, 5466580), (4, 4099935), (5, 3279948), (6, 2733290), (7, 2342820), (10, 1639974), (12, 1366645), (14, 1171410), (15, 1093316), (20, 819987), (21, 780940), (28, 585705), (30, 546658), (35, 468564), (42, 390470), (60, 273329), (70, 234282), (84, 195235), (105, 156188), (140, 117141), (210, 78094), (420, 39047)]