20836710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{337}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 55972800

約数和(自身を除く): 35136090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 229, 270, 337, 458, 674, 687, 1011, 1145, 1374, 1685, 2022, 2061, 2290, 3033, 3370, 3435, 4122, 5055, 6066, 6183, 6870, 9099, 10110, 10305, 12366, 15165, 18198, 20610, 30330, 30915, 45495, 61830, 77173, 90990, 154346, 231519, 385865, 463038, 694557, 771730, 1157595, 1389114, 2083671, 2315190, 3472785, 4167342, 6945570, 10418355, 20836710]

約数ペア:

[(1, 20836710), (2, 10418355), (3, 6945570), (5, 4167342), (6, 3472785), (9, 2315190), (10, 2083671), (15, 1389114), (18, 1157595), (27, 771730), (30, 694557), (45, 463038), (54, 385865), (90, 231519), (135, 154346), (229, 90990), (270, 77173), (337, 61830), (458, 45495), (674, 30915), (687, 30330), (1011, 20610), (1145, 18198), (1374, 15165), (1685, 12366), (2022, 10305), (2061, 10110), (2290, 9099), (3033, 6870), (3370, 6183), (3435, 6066), (4122, 5055)]