1178918020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8420843}}^1$

素因数の和:8420859

約数の個数: 24

約数和(自身を含む): 2829403584

約数和(自身を除く): 1650485564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8420843, 16841686, 33683372, 42104215, 58945901, 84208430, 117891802, 168416860, 235783604, 294729505, 589459010, 1178918020]

約数ペア:

[(1, 1178918020), (2, 589459010), (4, 294729505), (5, 235783604), (7, 168416860), (10, 117891802), (14, 84208430), (20, 58945901), (28, 42104215), (35, 33683372), (70, 16841686), (140, 8420843)]