28219040

素因数分解:

$2^5\times 5^1\times {\mathrm{176369}}^1$

素因数の和:176384

約数の個数: 24

約数和(自身を含む): 66667860

約数和(自身を除く): 38448820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176369, 352738, 705476, 881845, 1410952, 1763690, 2821904, 3527380, 5643808, 7054760, 14109520, 28219040]

約数ペア:

[(1, 28219040), (2, 14109520), (4, 7054760), (5, 5643808), (8, 3527380), (10, 2821904), (16, 1763690), (20, 1410952), (32, 881845), (40, 705476), (80, 352738), (160, 176369)]