2955020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 6295968

約数和(自身を除く): 3340948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2081, 4162, 8324, 10405, 20810, 41620, 147751, 295502, 591004, 738755, 1477510, 2955020]

約数ペア:

[(1, 2955020), (2, 1477510), (4, 738755), (5, 591004), (10, 295502), (20, 147751), (71, 41620), (142, 20810), (284, 10405), (355, 8324), (710, 4162), (1420, 2081)]