16937480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 43908480

約数和(自身を除く): 26971000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 251, 280, 482, 502, 964, 1004, 1205, 1255, 1687, 1757, 1928, 2008, 2410, 2510, 3374, 3514, 4820, 5020, 6748, 7028, 8435, 8785, 9640, 10040, 13496, 14056, 16870, 17570, 33740, 35140, 60491, 67480, 70280, 120982, 241964, 302455, 423437, 483928, 604910, 846874, 1209820, 1693748, 2117185, 2419640, 3387496, 4234370, 8468740, 16937480]

約数ペア:

[(1, 16937480), (2, 8468740), (4, 4234370), (5, 3387496), (7, 2419640), (8, 2117185), (10, 1693748), (14, 1209820), (20, 846874), (28, 604910), (35, 483928), (40, 423437), (56, 302455), (70, 241964), (140, 120982), (241, 70280), (251, 67480), (280, 60491), (482, 35140), (502, 33740), (964, 17570), (1004, 16870), (1205, 14056), (1255, 13496), (1687, 10040), (1757, 9640), (1928, 8785), (2008, 8435), (2410, 7028), (2510, 6748), (3374, 5020), (3514, 4820)]