40510940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18583}}^1$

素因数の和:18701

約数の個数: 24

約数和(自身を含む): 85858080

約数和(自身を除く): 45347140

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 18583, 37166, 74332, 92915, 185830, 371660, 2025547, 4051094, 8102188, 10127735, 20255470, 40510940]

約数ペア:

[(1, 40510940), (2, 20255470), (4, 10127735), (5, 8102188), (10, 4051094), (20, 2025547), (109, 371660), (218, 185830), (436, 92915), (545, 74332), (1090, 37166), (2180, 18583)]