2008312820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{25741}}^1$

素因数の和:25880

約数の個数: 48

約数和(自身を含む): 4359253248

約数和(自身を除く): 2350940428

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 166, 188, 235, 332, 415, 470, 830, 940, 1660, 3901, 7802, 15604, 19505, 25741, 39010, 51482, 78020, 102964, 128705, 257410, 514820, 1209827, 2136503, 2419654, 4273006, 4839308, 6049135, 8546012, 10682515, 12098270, 21365030, 24196540, 42730060, 100415641, 200831282, 401662564, 502078205, 1004156410, 2008312820]

約数ペア:

[(1, 2008312820), (2, 1004156410), (4, 502078205), (5, 401662564), (10, 200831282), (20, 100415641), (47, 42730060), (83, 24196540), (94, 21365030), (166, 12098270), (188, 10682515), (235, 8546012), (332, 6049135), (415, 4839308), (470, 4273006), (830, 2419654), (940, 2136503), (1660, 1209827), (3901, 514820), (7802, 257410), (15604, 128705), (19505, 102964), (25741, 78020), (39010, 51482)]