4043440

素因数分解:

$2^4\times 5^1\times {\mathrm{50543}}^1$

素因数の和:50556

約数の個数: 20

約数和(自身を含む): 9401184

約数和(自身を除く): 5357744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50543, 101086, 202172, 252715, 404344, 505430, 808688, 1010860, 2021720, 4043440]

約数ペア:

[(1, 4043440), (2, 2021720), (4, 1010860), (5, 808688), (8, 505430), (10, 404344), (16, 252715), (20, 202172), (40, 101086), (80, 50543)]