20058610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 43182720

約数和(自身を除く): 23124110

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 83, 110, 130, 143, 166, 169, 286, 338, 415, 715, 830, 845, 913, 1079, 1430, 1690, 1826, 1859, 2158, 2197, 3718, 4394, 4565, 5395, 9130, 9295, 10790, 10985, 11869, 14027, 18590, 21970, 23738, 24167, 28054, 48334, 59345, 70135, 118690, 120835, 140270, 154297, 182351, 241670, 308594, 364702, 771485, 911755, 1542970, 1823510, 2005861, 4011722, 10029305, 20058610]

約数ペア:

[(1, 20058610), (2, 10029305), (5, 4011722), (10, 2005861), (11, 1823510), (13, 1542970), (22, 911755), (26, 771485), (55, 364702), (65, 308594), (83, 241670), (110, 182351), (130, 154297), (143, 140270), (166, 120835), (169, 118690), (286, 70135), (338, 59345), (415, 48334), (715, 28054), (830, 24167), (845, 23738), (913, 21970), (1079, 18590), (1430, 14027), (1690, 11869), (1826, 10985), (1859, 10790), (2158, 9295), (2197, 9130), (3718, 5395), (4394, 4565)]