280899430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{56519}}^1$

素因数の和:56604

約数の個数: 32

約数和(自身を含む): 585999360

約数和(自身を除く): 305099930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 56519, 113038, 282595, 395633, 565190, 791266, 1978165, 3956330, 4012849, 8025698, 20064245, 28089943, 40128490, 56179886, 140449715, 280899430]

約数ペア:

[(1, 280899430), (2, 140449715), (5, 56179886), (7, 40128490), (10, 28089943), (14, 20064245), (35, 8025698), (70, 4012849), (71, 3956330), (142, 1978165), (355, 791266), (497, 565190), (710, 395633), (994, 282595), (2485, 113038), (4970, 56519)]