20892180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12007}}^1$

素因数の和:12048

約数の個数: 48

約数和(自身を含む): 60520320

約数和(自身を除く): 39628140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 12007, 24014, 36021, 48028, 60035, 72042, 120070, 144084, 180105, 240140, 348203, 360210, 696406, 720420, 1044609, 1392812, 1741015, 2089218, 3482030, 4178436, 5223045, 6964060, 10446090, 20892180]

約数ペア:

[(1, 20892180), (2, 10446090), (3, 6964060), (4, 5223045), (5, 4178436), (6, 3482030), (10, 2089218), (12, 1741015), (15, 1392812), (20, 1044609), (29, 720420), (30, 696406), (58, 360210), (60, 348203), (87, 240140), (116, 180105), (145, 144084), (174, 120070), (290, 72042), (348, 60035), (435, 48028), (580, 36021), (870, 24014), (1740, 12007)]