30709420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219353}}^1$

素因数の和:219369

約数の個数: 24

約数和(自身を含む): 73702944

約数和(自身を除く): 42993524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219353, 438706, 877412, 1096765, 1535471, 2193530, 3070942, 4387060, 6141884, 7677355, 15354710, 30709420]

約数ペア:

[(1, 30709420), (2, 15354710), (4, 7677355), (5, 6141884), (7, 4387060), (10, 3070942), (14, 2193530), (20, 1535471), (28, 1096765), (35, 877412), (70, 438706), (140, 219353)]