297369560

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{28927}}^1$

素因数の和:29195

約数の個数: 32

約数和(自身を含む): 671708160

約数和(自身を除く): 374338600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 28927, 57854, 115708, 144635, 231416, 289270, 578540, 1157080, 7434239, 14868478, 29736956, 37171195, 59473912, 74342390, 148684780, 297369560]

約数ペア:

[(1, 297369560), (2, 148684780), (4, 74342390), (5, 59473912), (8, 37171195), (10, 29736956), (20, 14868478), (40, 7434239), (257, 1157080), (514, 578540), (1028, 289270), (1285, 231416), (2056, 144635), (2570, 115708), (5140, 57854), (10280, 28927)]