1299458020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9281843}}^1$

素因数の和:9281859

約数の個数: 24

約数和(自身を含む): 3118699584

約数和(自身を除く): 1819241564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9281843, 18563686, 37127372, 46409215, 64972901, 92818430, 129945802, 185636860, 259891604, 324864505, 649729010, 1299458020]

約数ペア:

[(1, 1299458020), (2, 649729010), (4, 324864505), (5, 259891604), (7, 185636860), (10, 129945802), (14, 92818430), (20, 64972901), (28, 46409215), (35, 37127372), (70, 18563686), (140, 9281843)]