140142540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2335709}}^1$

素因数の和:2335721

約数の個数: 24

約数和(自身を含む): 392399280

約数和(自身を除く): 252256740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2335709, 4671418, 7007127, 9342836, 11678545, 14014254, 23357090, 28028508, 35035635, 46714180, 70071270, 140142540]

約数ペア:

[(1, 140142540), (2, 70071270), (3, 46714180), (4, 35035635), (5, 28028508), (6, 23357090), (10, 14014254), (12, 11678545), (15, 9342836), (20, 7007127), (30, 4671418), (60, 2335709)]