40104940

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5051}}^1$

素因数の和:5457

約数の個数: 24

約数和(自身を含む): 84449232

約数和(自身を除く): 44344292

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 5051, 7940, 10102, 20204, 25255, 50510, 101020, 2005247, 4010494, 8020988, 10026235, 20052470, 40104940]

約数ペア:

[(1, 40104940), (2, 20052470), (4, 10026235), (5, 8020988), (10, 4010494), (20, 2005247), (397, 101020), (794, 50510), (1588, 25255), (1985, 20204), (3970, 10102), (5051, 7940)]