147388840

素因数分解:

$2^3\times 5^1\times {\mathrm{3684721}}^1$

素因数の和:3684732

約数の個数: 16

約数和(自身を含む): 331624980

約数和(自身を除く): 184236140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3684721, 7369442, 14738884, 18423605, 29477768, 36847210, 73694420, 147388840]

約数ペア:

[(1, 147388840), (2, 73694420), (4, 36847210), (5, 29477768), (8, 18423605), (10, 14738884), (20, 7369442), (40, 3684721)]