145265840

素因数分解:

$2^4\times 5^1\times {\mathrm{1815823}}^1$

素因数の和:1815836

約数の個数: 20

約数和(自身を含む): 337743264

約数和(自身を除く): 192477424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1815823, 3631646, 7263292, 9079115, 14526584, 18158230, 29053168, 36316460, 72632920, 145265840]

約数ペア:

[(1, 145265840), (2, 72632920), (4, 36316460), (5, 29053168), (8, 18158230), (10, 14526584), (16, 9079115), (20, 7263292), (40, 3631646), (80, 1815823)]