20372350

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4909}}^1$

素因数の和:5004

約数の個数: 24

約数和(自身を含む): 38356920

約数和(自身を除く): 17984570

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 415, 830, 2075, 4150, 4909, 9818, 24545, 49090, 122725, 245450, 407447, 814894, 2037235, 4074470, 10186175, 20372350]

約数ペア:

[(1, 20372350), (2, 10186175), (5, 4074470), (10, 2037235), (25, 814894), (50, 407447), (83, 245450), (166, 122725), (415, 49090), (830, 24545), (2075, 9818), (4150, 4909)]