12260990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2467}}^1$

素因数の和:2552

約数の個数: 32

約数和(自身を含む): 25588224

約数和(自身を除く): 13327234

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2467, 2485, 4934, 4970, 12335, 17269, 24670, 34538, 86345, 172690, 175157, 350314, 875785, 1226099, 1751570, 2452198, 6130495, 12260990]

約数ペア:

[(1, 12260990), (2, 6130495), (5, 2452198), (7, 1751570), (10, 1226099), (14, 875785), (35, 350314), (70, 175157), (71, 172690), (142, 86345), (355, 34538), (497, 24670), (710, 17269), (994, 12335), (2467, 4970), (2485, 4934)]