55687640

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6133}}^1$

素因数の和:6371

約数の個数: 32

約数和(自身を含む): 125869680

約数和(自身を除く): 70182040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 6133, 9080, 12266, 24532, 30665, 49064, 61330, 122660, 245320, 1392191, 2784382, 5568764, 6960955, 11137528, 13921910, 27843820, 55687640]

約数ペア:

[(1, 55687640), (2, 27843820), (4, 13921910), (5, 11137528), (8, 6960955), (10, 5568764), (20, 2784382), (40, 1392191), (227, 245320), (454, 122660), (908, 61330), (1135, 49064), (1816, 30665), (2270, 24532), (4540, 12266), (6133, 9080)]