28317940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2437}}^1$

素因数の和:2536

約数の個数: 48

約数和(自身を含む): 68810112

約数和(自身を除く): 40492172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2437, 2905, 4874, 5810, 9748, 11620, 12185, 17059, 24370, 34118, 48740, 68236, 85295, 170590, 202271, 341180, 404542, 809084, 1011355, 1415897, 2022710, 2831794, 4045420, 5663588, 7079485, 14158970, 28317940]

約数ペア:

[(1, 28317940), (2, 14158970), (4, 7079485), (5, 5663588), (7, 4045420), (10, 2831794), (14, 2022710), (20, 1415897), (28, 1011355), (35, 809084), (70, 404542), (83, 341180), (140, 202271), (166, 170590), (332, 85295), (415, 68236), (581, 48740), (830, 34118), (1162, 24370), (1660, 17059), (2324, 12185), (2437, 11620), (2905, 9748), (4874, 5810)]