439952008

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{373}}^1\times {\mathrm{2417}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 841028760

約数和(自身を除く): 401076752

約数列:

[1, 2, 4, 8, 61, 122, 244, 373, 488, 746, 1492, 2417, 2984, 4834, 9668, 19336, 22753, 45506, 91012, 147437, 182024, 294874, 589748, 901541, 1179496, 1803082, 3606164, 7212328, 54994001, 109988002, 219976004, 439952008]

約数ペア:

[(1, 439952008), (2, 219976004), (4, 109988002), (8, 54994001), (61, 7212328), (122, 3606164), (244, 1803082), (373, 1179496), (488, 901541), (746, 589748), (1492, 294874), (2417, 182024), (2984, 147437), (4834, 91012), (9668, 45506), (19336, 22753)]