20120706120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1728583}}^1$

素因数の和:1728694

約数の個数: 64

約数和(自身を含む): 60984443520

約数和(自身を除く): 40863737400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 1728583, 3457166, 5185749, 6914332, 8642915, 10371498, 13828664, 17285830, 20742996, 25928745, 34571660, 41485992, 51857490, 69143320, 103714980, 167672551, 207429960, 335345102, 503017653, 670690204, 838362755, 1006035306, 1341380408, 1676725510, 2012070612, 2515088265, 3353451020, 4024141224, 5030176530, 6706902040, 10060353060, 20120706120]

約数ペア:

[(1, 20120706120), (2, 10060353060), (3, 6706902040), (4, 5030176530), (5, 4024141224), (6, 3353451020), (8, 2515088265), (10, 2012070612), (12, 1676725510), (15, 1341380408), (20, 1006035306), (24, 838362755), (30, 670690204), (40, 503017653), (60, 335345102), (97, 207429960), (120, 167672551), (194, 103714980), (291, 69143320), (388, 51857490), (485, 41485992), (582, 34571660), (776, 25928745), (970, 20742996), (1164, 17285830), (1455, 13828664), (1940, 10371498), (2328, 8642915), (2910, 6914332), (3880, 5185749), (5820, 3457166), (11640, 1728583)]