28299040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2297}}^1$

素因数の和:2330

約数の個数: 96

約数和(自身を含む): 83389824

約数和(自身を除く): 55090784

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2297, 2464, 3080, 4594, 6160, 9188, 11485, 12320, 16079, 18376, 22970, 25267, 32158, 36752, 45940, 50534, 64316, 73504, 80395, 91880, 101068, 126335, 128632, 160790, 176869, 183760, 202136, 252670, 257264, 321580, 353738, 367520, 404272, 505340, 514528, 643160, 707476, 808544, 884345, 1010680, 1286320, 1414952, 1768690, 2021360, 2572640, 2829904, 3537380, 4042720, 5659808, 7074760, 14149520, 28299040]

約数ペア:

[(1, 28299040), (2, 14149520), (4, 7074760), (5, 5659808), (7, 4042720), (8, 3537380), (10, 2829904), (11, 2572640), (14, 2021360), (16, 1768690), (20, 1414952), (22, 1286320), (28, 1010680), (32, 884345), (35, 808544), (40, 707476), (44, 643160), (55, 514528), (56, 505340), (70, 404272), (77, 367520), (80, 353738), (88, 321580), (110, 257264), (112, 252670), (140, 202136), (154, 183760), (160, 176869), (176, 160790), (220, 128632), (224, 126335), (280, 101068), (308, 91880), (352, 80395), (385, 73504), (440, 64316), (560, 50534), (616, 45940), (770, 36752), (880, 32158), (1120, 25267), (1232, 22970), (1540, 18376), (1760, 16079), (2297, 12320), (2464, 11485), (3080, 9188), (4594, 6160)]