2539740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6047}}^1$

素因数の和:6066

約数の個数: 48

約数和(自身を含む): 8128512

約数和(自身を除く): 5588772

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, 6047, 12094, 18141, 24188, 30235, 36282, 42329, 60470, 72564, 84658, 90705, 120940, 126987, 169316, 181410, 211645, 253974, 362820, 423290, 507948, 634935, 846580, 1269870, 2539740]

約数ペア:

[(1, 2539740), (2, 1269870), (3, 846580), (4, 634935), (5, 507948), (6, 423290), (7, 362820), (10, 253974), (12, 211645), (14, 181410), (15, 169316), (20, 126987), (21, 120940), (28, 90705), (30, 84658), (35, 72564), (42, 60470), (60, 42329), (70, 36282), (84, 30235), (105, 24188), (140, 18141), (210, 12094), (420, 6047)]