40757408

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{17939}}^1$

素因数の和:18020

約数の個数: 24

約数和(自身を含む): 81375840

約数和(自身を除く): 40618432

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 17939, 35878, 71756, 143512, 287024, 574048, 1273669, 2547338, 5094676, 10189352, 20378704, 40757408]

約数ペア:

[(1, 40757408), (2, 20378704), (4, 10189352), (8, 5094676), (16, 2547338), (32, 1273669), (71, 574048), (142, 287024), (284, 143512), (568, 71756), (1136, 35878), (2272, 17939)]