309780784

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{667631}}^1$

素因数の和:667668

約数の個数: 20

約数和(自身を含む): 620897760

約数和(自身を除く): 311116976

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 667631, 1335262, 2670524, 5341048, 10682096, 19361299, 38722598, 77445196, 154890392, 309780784]

約数ペア:

[(1, 309780784), (2, 154890392), (4, 77445196), (8, 38722598), (16, 19361299), (29, 10682096), (58, 5341048), (116, 2670524), (232, 1335262), (464, 667631)]