30702140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219301}}^1$

素因数の和:219317

約数の個数: 24

約数和(自身を含む): 73685472

約数和(自身を除く): 42983332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219301, 438602, 877204, 1096505, 1535107, 2193010, 3070214, 4386020, 6140428, 7675535, 15351070, 30702140]

約数ペア:

[(1, 30702140), (2, 15351070), (4, 7675535), (5, 6140428), (7, 4386020), (10, 3070214), (14, 2193010), (20, 1535107), (28, 1096505), (35, 877204), (70, 438602), (140, 219301)]