54784940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{55903}}^1$

素因数の和:55926

約数の個数: 36

約数和(自身を含む): 133834176

約数和(自身を除く): 79049236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 55903, 111806, 223612, 279515, 391321, 559030, 782642, 1118060, 1565284, 1956605, 2739247, 3913210, 5478494, 7826420, 10956988, 13696235, 27392470, 54784940]

約数ペア:

[(1, 54784940), (2, 27392470), (4, 13696235), (5, 10956988), (7, 7826420), (10, 5478494), (14, 3913210), (20, 2739247), (28, 1956605), (35, 1565284), (49, 1118060), (70, 782642), (98, 559030), (140, 391321), (196, 279515), (245, 223612), (490, 111806), (980, 55903)]