5409620

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 11426184

約数和(自身を除く): 6016564

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1373, 1970, 2746, 3940, 5492, 6865, 13730, 27460, 270481, 540962, 1081924, 1352405, 2704810, 5409620]

約数ペア:

[(1, 5409620), (2, 2704810), (4, 1352405), (5, 1081924), (10, 540962), (20, 270481), (197, 27460), (394, 13730), (788, 6865), (985, 5492), (1373, 3940), (1970, 2746)]