153753520

素因数分解:

$2^4\times 5^1\times {\mathrm{1921919}}^1$

素因数の和:1921932

約数の個数: 20

約数和(自身を含む): 357477120

約数和(自身を除く): 203723600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1921919, 3843838, 7687676, 9609595, 15375352, 19219190, 30750704, 38438380, 76876760, 153753520]

約数ペア:

[(1, 153753520), (2, 76876760), (4, 38438380), (5, 30750704), (8, 19219190), (10, 15375352), (16, 9609595), (20, 7687676), (40, 3843838), (80, 1921919)]