13802140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 32376960

約数和(自身を除く): 18574820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1459, 1892, 2365, 2918, 4730, 5836, 7295, 9460, 14590, 16049, 29180, 32098, 62737, 64196, 80245, 125474, 160490, 250948, 313685, 320980, 627370, 690107, 1254740, 1380214, 2760428, 3450535, 6901070, 13802140]

約数ペア:

[(1, 13802140), (2, 6901070), (4, 3450535), (5, 2760428), (10, 1380214), (11, 1254740), (20, 690107), (22, 627370), (43, 320980), (44, 313685), (55, 250948), (86, 160490), (110, 125474), (172, 80245), (215, 64196), (220, 62737), (430, 32098), (473, 29180), (860, 16049), (946, 14590), (1459, 9460), (1892, 7295), (2365, 5836), (2918, 4730)]