19201550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 38033280

約数和(自身を除く): 18831730

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 59, 115, 118, 230, 283, 295, 566, 575, 590, 1150, 1357, 1415, 1475, 2714, 2830, 2950, 6509, 6785, 7075, 13018, 13570, 14150, 16697, 32545, 33394, 33925, 65090, 67850, 83485, 162725, 166970, 325450, 384031, 417425, 768062, 834850, 1920155, 3840310, 9600775, 19201550]

約数ペア:

[(1, 19201550), (2, 9600775), (5, 3840310), (10, 1920155), (23, 834850), (25, 768062), (46, 417425), (50, 384031), (59, 325450), (115, 166970), (118, 162725), (230, 83485), (283, 67850), (295, 65090), (566, 33925), (575, 33394), (590, 32545), (1150, 16697), (1357, 14150), (1415, 13570), (1475, 13018), (2714, 7075), (2830, 6785), (2950, 6509)]