20904360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6007}}^1$

素因数の和:6050

約数の個数: 64

約数和(自身を含む): 64886400

約数和(自身を除く): 43982040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 6007, 12014, 18021, 24028, 30035, 36042, 48056, 60070, 72084, 90105, 120140, 144168, 174203, 180210, 240280, 348406, 360420, 522609, 696812, 720840, 871015, 1045218, 1393624, 1742030, 2090436, 2613045, 3484060, 4180872, 5226090, 6968120, 10452180, 20904360]

約数ペア:

[(1, 20904360), (2, 10452180), (3, 6968120), (4, 5226090), (5, 4180872), (6, 3484060), (8, 2613045), (10, 2090436), (12, 1742030), (15, 1393624), (20, 1045218), (24, 871015), (29, 720840), (30, 696812), (40, 522609), (58, 360420), (60, 348406), (87, 240280), (116, 180210), (120, 174203), (145, 144168), (174, 120140), (232, 90105), (290, 72084), (348, 60070), (435, 48056), (580, 36042), (696, 30035), (870, 24028), (1160, 18021), (1740, 12014), (3480, 6007)]