40400816

素因数分解:

$2^4\times {\mathrm{683}}^1\times {\mathrm{3697}}^1$

素因数の和:4388

約数の個数: 20

約数和(自身を含む): 78412392

約数和(自身を除く): 38011576

約数列:

[1, 2, 4, 8, 16, 683, 1366, 2732, 3697, 5464, 7394, 10928, 14788, 29576, 59152, 2525051, 5050102, 10100204, 20200408, 40400816]

約数ペア:

[(1, 40400816), (2, 20200408), (4, 10100204), (8, 5050102), (16, 2525051), (683, 59152), (1366, 29576), (2732, 14788), (3697, 10928), (5464, 7394)]