30149140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{215351}}^1$

素因数の和:215367

約数の個数: 24

約数和(自身を含む): 72358272

約数和(自身を除く): 42209132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 215351, 430702, 861404, 1076755, 1507457, 2153510, 3014914, 4307020, 6029828, 7537285, 15074570, 30149140]

約数ペア:

[(1, 30149140), (2, 15074570), (4, 7537285), (5, 6029828), (7, 4307020), (10, 3014914), (14, 2153510), (20, 1507457), (28, 1076755), (35, 861404), (70, 430702), (140, 215351)]