5640860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2153}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 11941776

約数和(自身を除く): 6300916

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2153, 2620, 4306, 8612, 10765, 21530, 43060, 282043, 564086, 1128172, 1410215, 2820430, 5640860]

約数ペア:

[(1, 5640860), (2, 2820430), (4, 1410215), (5, 1128172), (10, 564086), (20, 282043), (131, 43060), (262, 21530), (524, 10765), (655, 8612), (1310, 4306), (2153, 2620)]