28389990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49807}}^1$

素因数の和:49836

約数の個数: 32

約数和(自身を含む): 71723520

約数和(自身を除く): 43333530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 49807, 99614, 149421, 249035, 298842, 498070, 747105, 946333, 1494210, 1892666, 2838999, 4731665, 5677998, 9463330, 14194995, 28389990]

約数ペア:

[(1, 28389990), (2, 14194995), (3, 9463330), (5, 5677998), (6, 4731665), (10, 2838999), (15, 1892666), (19, 1494210), (30, 946333), (38, 747105), (57, 498070), (95, 298842), (114, 249035), (190, 149421), (285, 99614), (570, 49807)]