888978020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6349843}}^1$

素因数の和:6349859

約数の個数: 24

約数和(自身を含む): 2133547584

約数和(自身を除く): 1244569564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6349843, 12699686, 25399372, 31749215, 44448901, 63498430, 88897802, 126996860, 177795604, 222244505, 444489010, 888978020]

約数ペア:

[(1, 888978020), (2, 444489010), (4, 222244505), (5, 177795604), (7, 126996860), (10, 88897802), (14, 63498430), (20, 44448901), (28, 31749215), (35, 25399372), (70, 12699686), (140, 6349843)]