20848940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{148921}}^1$

素因数の和:148937

約数の個数: 24

約数和(自身を含む): 50037792

約数和(自身を除く): 29188852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 148921, 297842, 595684, 744605, 1042447, 1489210, 2084894, 2978420, 4169788, 5212235, 10424470, 20848940]

約数ペア:

[(1, 20848940), (2, 10424470), (4, 5212235), (5, 4169788), (7, 2978420), (10, 2084894), (14, 1489210), (20, 1042447), (28, 744605), (35, 595684), (70, 297842), (140, 148921)]