2687492710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{77249}}^1$

素因数の和:77341

約数の個数: 48

約数和(自身を含む): 5706612000

約数和(自身を除く): 3019119290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 710, 994, 2485, 3479, 4970, 6958, 17395, 34790, 77249, 154498, 386245, 540743, 772490, 1081486, 2703715, 3785201, 5407430, 5484679, 7570402, 10969358, 18926005, 27423395, 37852010, 38392753, 54846790, 76785506, 191963765, 268749271, 383927530, 537498542, 1343746355, 2687492710]

約数ペア:

[(1, 2687492710), (2, 1343746355), (5, 537498542), (7, 383927530), (10, 268749271), (14, 191963765), (35, 76785506), (49, 54846790), (70, 38392753), (71, 37852010), (98, 27423395), (142, 18926005), (245, 10969358), (355, 7570402), (490, 5484679), (497, 5407430), (710, 3785201), (994, 2703715), (2485, 1081486), (3479, 772490), (4970, 540743), (6958, 386245), (17395, 154498), (34790, 77249)]