5253320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 12019320

約数和(自身を除く): 6766000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2153, 2440, 4306, 8612, 10765, 17224, 21530, 43060, 86120, 131333, 262666, 525332, 656665, 1050664, 1313330, 2626660, 5253320]

約数ペア:

[(1, 5253320), (2, 2626660), (4, 1313330), (5, 1050664), (8, 656665), (10, 525332), (20, 262666), (40, 131333), (61, 86120), (122, 43060), (244, 21530), (305, 17224), (488, 10765), (610, 8612), (1220, 4306), (2153, 2440)]