56210140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1291}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 135442944

約数和(自身を除く): 79232804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 622, 1244, 1291, 1555, 2177, 2582, 3110, 4354, 5164, 6220, 6455, 8708, 9037, 10885, 12910, 18074, 21770, 25820, 36148, 43540, 45185, 90370, 180740, 401501, 803002, 1606004, 2007505, 2810507, 4015010, 5621014, 8030020, 11242028, 14052535, 28105070, 56210140]

約数ペア:

[(1, 56210140), (2, 28105070), (4, 14052535), (5, 11242028), (7, 8030020), (10, 5621014), (14, 4015010), (20, 2810507), (28, 2007505), (35, 1606004), (70, 803002), (140, 401501), (311, 180740), (622, 90370), (1244, 45185), (1291, 43540), (1555, 36148), (2177, 25820), (2582, 21770), (3110, 18074), (4354, 12910), (5164, 10885), (6220, 9037), (6455, 8708)]