20286690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29401}}^1$

素因数の和:29434

約数の個数: 32

約数和(自身を含む): 50806656

約数和(自身を除く): 30519966

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29401, 58802, 88203, 147005, 176406, 294010, 441015, 676223, 882030, 1352446, 2028669, 3381115, 4057338, 6762230, 10143345, 20286690]

約数ペア:

[(1, 20286690), (2, 10143345), (3, 6762230), (5, 4057338), (6, 3381115), (10, 2028669), (15, 1352446), (23, 882030), (30, 676223), (46, 441015), (69, 294010), (115, 176406), (138, 147005), (230, 88203), (345, 58802), (690, 29401)]