2810990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3089}}^1$

素因数の和:3116

約数の個数: 32

約数和(自身を含む): 6229440

約数和(自身を除く): 3418450

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 3089, 6178, 15445, 21623, 30890, 40157, 43246, 80314, 108115, 200785, 216230, 281099, 401570, 562198, 1405495, 2810990]

約数ペア:

[(1, 2810990), (2, 1405495), (5, 562198), (7, 401570), (10, 281099), (13, 216230), (14, 200785), (26, 108115), (35, 80314), (65, 43246), (70, 40157), (91, 30890), (130, 21623), (182, 15445), (455, 6178), (910, 3089)]