284458840

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{36847}}^1$

素因数の和:37051

約数の個数: 32

約数和(自身を含む): 643366080

約数和(自身を除く): 358907240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 36847, 73694, 147388, 184235, 294776, 368470, 736940, 1473880, 7111471, 14222942, 28445884, 35557355, 56891768, 71114710, 142229420, 284458840]

約数ペア:

[(1, 284458840), (2, 142229420), (4, 71114710), (5, 56891768), (8, 35557355), (10, 28445884), (20, 14222942), (40, 7111471), (193, 1473880), (386, 736940), (772, 368470), (965, 294776), (1544, 184235), (1930, 147388), (3860, 73694), (7720, 36847)]