15456980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10037}}^1$

素因数の和:10064

約数の個数: 48

約数和(自身を含む): 40473216

約数和(自身を除く): 25016236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10037, 20074, 40148, 50185, 70259, 100370, 110407, 140518, 200740, 220814, 281036, 351295, 441628, 552035, 702590, 772849, 1104070, 1405180, 1545698, 2208140, 3091396, 3864245, 7728490, 15456980]

約数ペア:

[(1, 15456980), (2, 7728490), (4, 3864245), (5, 3091396), (7, 2208140), (10, 1545698), (11, 1405180), (14, 1104070), (20, 772849), (22, 702590), (28, 552035), (35, 441628), (44, 351295), (55, 281036), (70, 220814), (77, 200740), (110, 140518), (140, 110407), (154, 100370), (220, 70259), (308, 50185), (385, 40148), (770, 20074), (1540, 10037)]