51842420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1009}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 124884480

約数和(自身を除く): 73042060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367, 734, 1009, 1468, 1835, 2018, 2569, 3670, 4036, 5045, 5138, 7063, 7340, 10090, 10276, 12845, 14126, 20180, 25690, 28252, 35315, 51380, 70630, 141260, 370303, 740606, 1481212, 1851515, 2592121, 3703030, 5184242, 7406060, 10368484, 12960605, 25921210, 51842420]

約数ペア:

[(1, 51842420), (2, 25921210), (4, 12960605), (5, 10368484), (7, 7406060), (10, 5184242), (14, 3703030), (20, 2592121), (28, 1851515), (35, 1481212), (70, 740606), (140, 370303), (367, 141260), (734, 70630), (1009, 51380), (1468, 35315), (1835, 28252), (2018, 25690), (2569, 20180), (3670, 14126), (4036, 12845), (5045, 10276), (5138, 10090), (7063, 7340)]