200801420

素因数分解:

$2^2\times 5^1\times {\mathrm{2647}}^1\times {\mathrm{3793}}^1$

素因数の和:6449

約数の個数: 24

約数和(自身を含む): 421953504

約数和(自身を除く): 221152084

約数列:

[1, 2, 4, 5, 10, 20, 2647, 3793, 5294, 7586, 10588, 13235, 15172, 18965, 26470, 37930, 52940, 75860, 10040071, 20080142, 40160284, 50200355, 100400710, 200801420]

約数ペア:

[(1, 200801420), (2, 100400710), (4, 50200355), (5, 40160284), (10, 20080142), (20, 10040071), (2647, 75860), (3793, 52940), (5294, 37930), (7586, 26470), (10588, 18965), (13235, 15172)]