2581528

素因数分解:

$2^3\times {\mathrm{523}}^1\times {\mathrm{617}}^1$

素因数の和:1146

約数の個数: 16

約数和(自身を含む): 4857480

約数和(自身を除く): 2275952

約数列:

[1, 2, 4, 8, 523, 617, 1046, 1234, 2092, 2468, 4184, 4936, 322691, 645382, 1290764, 2581528]

約数ペア:

[(1, 2581528), (2, 1290764), (4, 645382), (8, 322691), (523, 4936), (617, 4184), (1046, 2468), (1234, 2092)]