20121528500

素因数分解:

$2^2\times 5^3\times {\mathrm{40243057}}^1$

素因数の和:40243076

約数の個数: 24

約数和(自身を含む): 43945419336

約数和(自身を除く): 23823890836

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 40243057, 80486114, 160972228, 201215285, 402430570, 804861140, 1006076425, 2012152850, 4024305700, 5030382125, 10060764250, 20121528500]

約数ペア:

[(1, 20121528500), (2, 10060764250), (4, 5030382125), (5, 4024305700), (10, 2012152850), (20, 1006076425), (25, 804861140), (50, 402430570), (100, 201215285), (125, 160972228), (250, 80486114), (500, 40243057)]