206303860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39827}}^1$

素因数の和:39880

約数の個数: 48

約数和(自身を含む): 508523904

約数和(自身を除く): 302220044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 39827, 79654, 159308, 199135, 278789, 398270, 557578, 796540, 1115156, 1393945, 1473599, 2787890, 2947198, 5575780, 5894396, 7367995, 10315193, 14735990, 20630386, 29471980, 41260772, 51575965, 103151930, 206303860]

約数ペア:

[(1, 206303860), (2, 103151930), (4, 51575965), (5, 41260772), (7, 29471980), (10, 20630386), (14, 14735990), (20, 10315193), (28, 7367995), (35, 5894396), (37, 5575780), (70, 2947198), (74, 2787890), (140, 1473599), (148, 1393945), (185, 1115156), (259, 796540), (370, 557578), (518, 398270), (740, 278789), (1036, 199135), (1295, 159308), (2590, 79654), (5180, 39827)]