2864920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1069}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 6548400

約数和(自身を除く): 3683480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1069, 1340, 2138, 2680, 4276, 5345, 8552, 10690, 21380, 42760, 71623, 143246, 286492, 358115, 572984, 716230, 1432460, 2864920]

約数ペア:

[(1, 2864920), (2, 1432460), (4, 716230), (5, 572984), (8, 358115), (10, 286492), (20, 143246), (40, 71623), (67, 42760), (134, 21380), (268, 10690), (335, 8552), (536, 5345), (670, 4276), (1069, 2680), (1340, 2138)]