55149080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{196961}}^1$

素因数の和:196979

約数の個数: 32

約数和(自身を含む): 141812640

約数和(自身を除く): 86663560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 196961, 393922, 787844, 984805, 1378727, 1575688, 1969610, 2757454, 3939220, 5514908, 6893635, 7878440, 11029816, 13787270, 27574540, 55149080]

約数ペア:

[(1, 55149080), (2, 27574540), (4, 13787270), (5, 11029816), (7, 7878440), (8, 6893635), (10, 5514908), (14, 3939220), (20, 2757454), (28, 1969610), (35, 1575688), (40, 1378727), (56, 984805), (70, 787844), (140, 393922), (280, 196961)]