30465520

素因数分解:

$2^4\times 5^1\times {\mathrm{380819}}^1$

素因数の和:380832

約数の個数: 20

約数和(自身を含む): 70832520

約数和(自身を除く): 40367000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380819, 761638, 1523276, 1904095, 3046552, 3808190, 6093104, 7616380, 15232760, 30465520]

約数ペア:

[(1, 30465520), (2, 15232760), (4, 7616380), (5, 6093104), (8, 3808190), (10, 3046552), (16, 1904095), (20, 1523276), (40, 761638), (80, 380819)]