195157480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{696991}}^1$

素因数の和:697009

約数の個数: 32

約数和(自身を含む): 501834240

約数和(自身を除く): 306676760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 696991, 1393982, 2787964, 3484955, 4878937, 5575928, 6969910, 9757874, 13939820, 19515748, 24394685, 27879640, 39031496, 48789370, 97578740, 195157480]

約数ペア:

[(1, 195157480), (2, 97578740), (4, 48789370), (5, 39031496), (7, 27879640), (8, 24394685), (10, 19515748), (14, 13939820), (20, 9757874), (28, 6969910), (35, 5575928), (40, 4878937), (56, 3484955), (70, 2787964), (140, 1393982), (280, 696991)]