1566690020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11190643}}^1$

素因数の和:11190659

約数の個数: 24

約数和(自身を含む): 3760056384

約数和(自身を除く): 2193366364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11190643, 22381286, 44762572, 55953215, 78334501, 111906430, 156669002, 223812860, 313338004, 391672505, 783345010, 1566690020]

約数ペア:

[(1, 1566690020), (2, 783345010), (4, 391672505), (5, 313338004), (7, 223812860), (10, 156669002), (14, 111906430), (20, 78334501), (28, 55953215), (35, 44762572), (70, 22381286), (140, 11190643)]