2626660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2223

約数の個数: 24

約数和(自身を含む): 5609016

約数和(自身を除く): 2982356

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2153, 4306, 8612, 10765, 21530, 43060, 131333, 262666, 525332, 656665, 1313330, 2626660]

約数ペア:

[(1, 2626660), (2, 1313330), (4, 656665), (5, 525332), (10, 262666), (20, 131333), (61, 43060), (122, 21530), (244, 10765), (305, 8612), (610, 4306), (1220, 2153)]