55782580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{56921}}^1$

素因数の和:56944

約数の個数: 36

約数和(自身を含む): 136271268

約数和(自身を除く): 80488688

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 56921, 113842, 227684, 284605, 398447, 569210, 796894, 1138420, 1593788, 1992235, 2789129, 3984470, 5578258, 7968940, 11156516, 13945645, 27891290, 55782580]

約数ペア:

[(1, 55782580), (2, 27891290), (4, 13945645), (5, 11156516), (7, 7968940), (10, 5578258), (14, 3984470), (20, 2789129), (28, 1992235), (35, 1593788), (49, 1138420), (70, 796894), (98, 569210), (140, 398447), (196, 284605), (245, 227684), (490, 113842), (980, 56921)]