147645040

素因数分解:

$2^4\times 5^1\times {\mathrm{1845563}}^1$

素因数の和:1845576

約数の個数: 20

約数和(自身を含む): 343274904

約数和(自身を除く): 195629864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1845563, 3691126, 7382252, 9227815, 14764504, 18455630, 29529008, 36911260, 73822520, 147645040]

約数ペア:

[(1, 147645040), (2, 73822520), (4, 36911260), (5, 29529008), (8, 18455630), (10, 14764504), (16, 9227815), (20, 7382252), (40, 3691126), (80, 1845563)]