280048932230

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{204415279}}^1$

素因数の和:204415423

約数の個数: 16

約数和(自身を含む): 507767555520

約数和(自身を除く): 227718623290

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 204415279, 408830558, 1022076395, 2044152790, 28004893223, 56009786446, 140024466115, 280048932230]

約数ペア:

[(1, 280048932230), (2, 140024466115), (5, 56009786446), (10, 28004893223), (137, 2044152790), (274, 1022076395), (685, 408830558), (1370, 204415279)]