12146820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28921}}^1$

素因数の和:28940

約数の個数: 48

約数和(自身を含む): 38871168

約数和(自身を除く): 26724348

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, 28921, 57842, 86763, 115684, 144605, 173526, 202447, 289210, 347052, 404894, 433815, 578420, 607341, 809788, 867630, 1012235, 1214682, 1735260, 2024470, 2429364, 3036705, 4048940, 6073410, 12146820]

約数ペア:

[(1, 12146820), (2, 6073410), (3, 4048940), (4, 3036705), (5, 2429364), (6, 2024470), (7, 1735260), (10, 1214682), (12, 1012235), (14, 867630), (15, 809788), (20, 607341), (21, 578420), (28, 433815), (30, 404894), (35, 347052), (42, 289210), (60, 202447), (70, 173526), (84, 144605), (105, 115684), (140, 86763), (210, 57842), (420, 28921)]