2811760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5021}}^1$

素因数の和:5041

約数の個数: 40

約数和(自身を含む): 7472736

約数和(自身を除く): 4660976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5021, 10042, 20084, 25105, 35147, 40168, 50210, 70294, 80336, 100420, 140588, 175735, 200840, 281176, 351470, 401680, 562352, 702940, 1405880, 2811760]

約数ペア:

[(1, 2811760), (2, 1405880), (4, 702940), (5, 562352), (7, 401680), (8, 351470), (10, 281176), (14, 200840), (16, 175735), (20, 140588), (28, 100420), (35, 80336), (40, 70294), (56, 50210), (70, 40168), (80, 35147), (112, 25105), (140, 20084), (280, 10042), (560, 5021)]