86498020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617843}}^1$

素因数の和:617859

約数の個数: 24

約数和(自身を含む): 207595584

約数和(自身を除く): 121097564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617843, 1235686, 2471372, 3089215, 4324901, 6178430, 8649802, 12356860, 17299604, 21624505, 43249010, 86498020]

約数ペア:

[(1, 86498020), (2, 43249010), (4, 21624505), (5, 17299604), (7, 12356860), (10, 8649802), (14, 6178430), (20, 4324901), (28, 3089215), (35, 2471372), (70, 1235686), (140, 617843)]