20048704690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{276191}}^1$

素因数の和:276283

約数の個数: 64

約数和(自身を含む): 44385159168

約数和(自身を除く): 24336454478

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 61, 70, 85, 119, 122, 170, 238, 305, 427, 595, 610, 854, 1037, 1190, 2074, 2135, 4270, 5185, 7259, 10370, 14518, 36295, 72590, 276191, 552382, 1380955, 1933337, 2761910, 3866674, 4695247, 9390494, 9666685, 16847651, 19333370, 23476235, 32866729, 33695302, 46952470, 65733458, 84238255, 117933557, 164333645, 168476510, 235867114, 286410067, 328667290, 572820134, 589667785, 1179335570, 1432050335, 2004870469, 2864100670, 4009740938, 10024352345, 20048704690]

約数ペア:

[(1, 20048704690), (2, 10024352345), (5, 4009740938), (7, 2864100670), (10, 2004870469), (14, 1432050335), (17, 1179335570), (34, 589667785), (35, 572820134), (61, 328667290), (70, 286410067), (85, 235867114), (119, 168476510), (122, 164333645), (170, 117933557), (238, 84238255), (305, 65733458), (427, 46952470), (595, 33695302), (610, 32866729), (854, 23476235), (1037, 19333370), (1190, 16847651), (2074, 9666685), (2135, 9390494), (4270, 4695247), (5185, 3866674), (7259, 2761910), (10370, 1933337), (14518, 1380955), (36295, 552382), (72590, 276191)]