20112050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{8209}}^1$

素因数の和:8235

約数の個数: 36

約数和(自身を含む): 43521210

約数和(自身を除く): 23409160

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 8209, 16418, 41045, 57463, 82090, 114926, 205225, 287315, 402241, 410450, 574630, 804482, 1436575, 2011205, 2873150, 4022410, 10056025, 20112050]

約数ペア:

[(1, 20112050), (2, 10056025), (5, 4022410), (7, 2873150), (10, 2011205), (14, 1436575), (25, 804482), (35, 574630), (49, 410450), (50, 402241), (70, 287315), (98, 205225), (175, 114926), (245, 82090), (350, 57463), (490, 41045), (1225, 16418), (2450, 8209)]