85889020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{613493}}^1$

素因数の和:613509

約数の個数: 24

約数和(自身を含む): 206133984

約数和(自身を除く): 120244964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 613493, 1226986, 2453972, 3067465, 4294451, 6134930, 8588902, 12269860, 17177804, 21472255, 42944510, 85889020]

約数ペア:

[(1, 85889020), (2, 42944510), (4, 21472255), (5, 17177804), (7, 12269860), (10, 8588902), (14, 6134930), (20, 4294451), (28, 3067465), (35, 2453972), (70, 1226986), (140, 613493)]