8253820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2969}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 17463600

約数和(自身を除く): 9209780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 2969, 5938, 11876, 14845, 29690, 59380, 412691, 825382, 1650764, 2063455, 4126910, 8253820]

約数ペア:

[(1, 8253820), (2, 4126910), (4, 2063455), (5, 1650764), (10, 825382), (20, 412691), (139, 59380), (278, 29690), (556, 14845), (695, 11876), (1390, 5938), (2780, 2969)]