20775960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19237}}^1$

素因数の和:19257

約数の個数: 64

約数和(自身を含む): 69256800

約数和(自身を除く): 48480840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19237, 38474, 57711, 76948, 96185, 115422, 153896, 173133, 192370, 230844, 288555, 346266, 384740, 461688, 519399, 577110, 692532, 769480, 865665, 1038798, 1154220, 1385064, 1731330, 2077596, 2308440, 2596995, 3462660, 4155192, 5193990, 6925320, 10387980, 20775960]

約数ペア:

[(1, 20775960), (2, 10387980), (3, 6925320), (4, 5193990), (5, 4155192), (6, 3462660), (8, 2596995), (9, 2308440), (10, 2077596), (12, 1731330), (15, 1385064), (18, 1154220), (20, 1038798), (24, 865665), (27, 769480), (30, 692532), (36, 577110), (40, 519399), (45, 461688), (54, 384740), (60, 346266), (72, 288555), (90, 230844), (108, 192370), (120, 173133), (135, 153896), (180, 115422), (216, 96185), (270, 76948), (360, 57711), (540, 38474), (1080, 19237)]