38179820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{38959}}^1$

素因数の和:38982

約数の個数: 36

約数和(自身を含む): 93270240

約数和(自身を除く): 55090420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 38959, 77918, 155836, 194795, 272713, 389590, 545426, 779180, 1090852, 1363565, 1908991, 2727130, 3817982, 5454260, 7635964, 9544955, 19089910, 38179820]

約数ペア:

[(1, 38179820), (2, 19089910), (4, 9544955), (5, 7635964), (7, 5454260), (10, 3817982), (14, 2727130), (20, 1908991), (28, 1363565), (35, 1090852), (49, 779180), (70, 545426), (98, 389590), (140, 272713), (196, 194795), (245, 155836), (490, 77918), (980, 38959)]