2972120

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 6793200

約数和(自身を除く): 3821080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1109, 1340, 2218, 2680, 4436, 5545, 8872, 11090, 22180, 44360, 74303, 148606, 297212, 371515, 594424, 743030, 1486060, 2972120]

約数ペア:

[(1, 2972120), (2, 1486060), (4, 743030), (5, 594424), (8, 371515), (10, 297212), (20, 148606), (40, 74303), (67, 44360), (134, 22180), (268, 11090), (335, 8872), (536, 5545), (670, 4436), (1109, 2680), (1340, 2218)]