19743780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 65399040

約数和(自身を除く): 45655260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1621, 1740, 2030, 2436, 3045, 3242, 4060, 4863, 6090, 6484, 8105, 9726, 11347, 12180, 16210, 19452, 22694, 24315, 32420, 34041, 45388, 47009, 48630, 56735, 68082, 94018, 97260, 113470, 136164, 141027, 170205, 188036, 226940, 235045, 282054, 329063, 340410, 470090, 564108, 658126, 680820, 705135, 940180, 987189, 1316252, 1410270, 1645315, 1974378, 2820540, 3290630, 3948756, 4935945, 6581260, 9871890, 19743780]

約数ペア:

[(1, 19743780), (2, 9871890), (3, 6581260), (4, 4935945), (5, 3948756), (6, 3290630), (7, 2820540), (10, 1974378), (12, 1645315), (14, 1410270), (15, 1316252), (20, 987189), (21, 940180), (28, 705135), (29, 680820), (30, 658126), (35, 564108), (42, 470090), (58, 340410), (60, 329063), (70, 282054), (84, 235045), (87, 226940), (105, 188036), (116, 170205), (140, 141027), (145, 136164), (174, 113470), (203, 97260), (210, 94018), (290, 68082), (348, 56735), (406, 48630), (420, 47009), (435, 45388), (580, 34041), (609, 32420), (812, 24315), (870, 22694), (1015, 19452), (1218, 16210), (1621, 12180), (1740, 11347), (2030, 9726), (2436, 8105), (3045, 6484), (3242, 6090), (4060, 4863)]