20149360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3271}}^1$

素因数の和:3302

約数の個数: 80

約数和(自身を含む): 58424832

約数和(自身を除く): 38275472

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 3271, 6160, 6542, 13084, 16355, 22897, 26168, 32710, 35981, 45794, 52336, 65420, 71962, 91588, 114485, 130840, 143924, 179905, 183176, 228970, 251867, 261680, 287848, 359810, 366352, 457940, 503734, 575696, 719620, 915880, 1007468, 1259335, 1439240, 1831760, 2014936, 2518670, 2878480, 4029872, 5037340, 10074680, 20149360]

約数ペア:

[(1, 20149360), (2, 10074680), (4, 5037340), (5, 4029872), (7, 2878480), (8, 2518670), (10, 2014936), (11, 1831760), (14, 1439240), (16, 1259335), (20, 1007468), (22, 915880), (28, 719620), (35, 575696), (40, 503734), (44, 457940), (55, 366352), (56, 359810), (70, 287848), (77, 261680), (80, 251867), (88, 228970), (110, 183176), (112, 179905), (140, 143924), (154, 130840), (176, 114485), (220, 91588), (280, 71962), (308, 65420), (385, 52336), (440, 45794), (560, 35981), (616, 32710), (770, 26168), (880, 22897), (1232, 16355), (1540, 13084), (3080, 6542), (3271, 6160)]