390232460

素因数分解:

$2^2\times 5^1\times {\mathrm{3079}}^1\times {\mathrm{6337}}^1$

素因数の和:9425

約数の個数: 24

約数和(自身を含む): 819883680

約数和(自身を除く): 429651220

約数列:

[1, 2, 4, 5, 10, 20, 3079, 6158, 6337, 12316, 12674, 15395, 25348, 30790, 31685, 61580, 63370, 126740, 19511623, 39023246, 78046492, 97558115, 195116230, 390232460]

約数ペア:

[(1, 390232460), (2, 195116230), (4, 97558115), (5, 78046492), (10, 39023246), (20, 19511623), (3079, 126740), (6158, 63370), (6337, 61580), (12316, 31685), (12674, 30790), (15395, 25348)]