400473790

素因数分解:

$2^1\times 5^1\times {\mathrm{4153}}^1\times {\mathrm{9643}}^1$

素因数の和:13803

約数の個数: 16

約数和(自身を含む): 721101168

約数和(自身を除く): 320627378

約数列:

[1, 2, 5, 10, 4153, 8306, 9643, 19286, 20765, 41530, 48215, 96430, 40047379, 80094758, 200236895, 400473790]

約数ペア:

[(1, 400473790), (2, 200236895), (5, 80094758), (10, 40047379), (4153, 96430), (8306, 48215), (9643, 41530), (19286, 20765)]